{"product_id":"beyond-s20r-svzcr11-boring-bar-internal-turning-tool-holder","title":"BEYOND S20R-SVZCR11 Boring Bar | CNC Internal Turning Tool Holder","description":"\u003c!-- Notification Banner for Industrial Clarity \u0026 Conversion Trust --\u003e\n\u003cdiv style=\"background-color: #fff3cd; color: #856404; padding: 14px; border-radius: 6px; text-align: center; font-weight: bold; margin-bottom: 25px; border: 1px solid #FFEEBA; font-size: 14px; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;\"\u003e⚠️ IMPORTANT INDUSTRIAL NOTICE: The indexable carbide insert shown mounted on the boring bar in our product imagery is for structural demonstration, clearance visualization, and application profiling context only. Turning inserts are NOT included with this tool holder assembly and must be purchased separately.\u003c\/div\u003e\n\u003c!-- Main UCP Compliant Container --\u003e\n\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333333; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 0 10px; box-sizing: border-box; -webkit-text-size-adjust: 100%;\"\u003e\n\u003c!-- H1 Title Header Block --\u003e\n\u003cdiv style=\"background-color: #47479f; padding: 25px 15px; border-radius: 6px; margin-bottom: 30px; text-align: center;\"\u003e\n\u003ch1 style=\"color: #ffffff; font-size: 26px; margin: 0; font-weight: bold; letter-spacing: 0.5px; line-height: 1.3;\"\u003eBEYOND S20R-SVZCR11 Indexable CNC Internal Turning Boring Bar\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c!-- Section 1: Product Overview (GEO\/AEO Optimized Context) --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f4f4fc; border-left: 4px solid #47479F; padding: 15px; margin-bottom: 20px; border-radius: 0 6px 6px 0;\"\u003e\n\u003cp style=\"margin: 0; font-style: italic; color: #47479f; font-size: 15px; font-weight: 600;\"\u003e\"Which 20mm indexable boring bar provides optimal flank clearance and high rigidity for profiling intricate internal undercuts using 35-degree VCMT or VBMT 1103 inserts?\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 20px; text-align: justify;\"\u003eThe \u003cstrong\u003eBEYOND S20R-SVZCR11\u003c\/strong\u003e is a professional-grade, high-rigidity right-hand indexable internal boring bar engineered for demanding profiling, back-boring, and semi-finishing operations on CNC lathes. Vacuum-quenched to optimize its core microstructure and mechanical toughness, this high-mass 20mm diameter tool holder provides exceptional dynamic stability, making it highly effective at neutralizing harmonic vibrations across extended deep-hole overhangs up to 4xD. It is specifically designed to accept narrow 35-degree rhombic indexable inserts—such as the \u003cstrong\u003eVCMT 1103\u003c\/strong\u003e and \u003cstrong\u003eVBMT 1103\u003c\/strong\u003e series. By positioning a 35° diamond profile at a precise 93-degree approach angle, this geometry offers excellent flank clearance, enabling machinists to execute steep internal tapers, deep undercuts, and intricate profiling cuts where standard 55° or 80° bars would experience heel rub. Secured by a highly rigid screw-down clamping mechanism, it ensures optimal pocket positioning under variable chip loads, resulting in superior geometric repeatability and excellent surface finishes.\u003c\/p\u003e\n\u003c!-- Section 2: Key Features --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e2. Product Core Advantages (Key Features)\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003ePremium Vacuum-Heat Treated Alloy Steel (HRC 42-47):\u003c\/strong\u003e Heavy-duty, high-tensile steel shank absorbs harmonic chatter during long-reach internal operations, ensuring dimensional accuracy.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eSVZCR 93-Degree Lead Angle Engineering:\u003c\/strong\u003e Specifically designed for deep undercutting and reverse profiling. The narrow 35° insert profile allows smooth tracing of intricate contours without tool deflection or dragging.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003ePrecision-Machined Insert Pocket:\u003c\/strong\u003e Flawlessly micro-milled seating ensures uniform contact along the VCMT\/VBMT insert edges, maximizing insert tool life and reducing edge chipping.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px;\"\u003e\n\u003cstrong\u003eAnti-Wear Matte Black Oxide Skin:\u003c\/strong\u003e Advanced anti-corrosion chemical coating shields the bar from rust, moisture, and chip welding when subjected to high-temperature friction or aggressive water-soluble coolants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Section 3: Technical Specifications \u0026 Nomenclature --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e3. Technical Specifications \u0026amp; ISO Nomenclature\u003c\/h2\u003e\n\u003c!-- ISO Model Breakdown Box --\u003e\n\u003cdiv style=\"border: 2px solid #47479F; border-radius: 6px; margin-bottom: 25px; overflow: hidden; box-sizing: border-box;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; font-weight: bold; text-align: center; font-size: 15px; letter-spacing: 0.5px;\"\u003eISO Nomenclature Breakdown: S20R-SVZCR11\u003c\/div\u003e\n\u003cdiv style=\"padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; justify-content: center;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eS\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003eSteel Shank Bar\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003e20\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e20mm Shank Diameter\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eR\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e200mm Overall Length\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eS\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003eScrew Clamping System\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eV\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e35-Deg Rhombic Insert\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eZ\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e93-Deg Offset Angle\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eC\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e7-Deg Clearance Insert\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003eR\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003eRight-Hand Direction\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 80px; max-width: 110px; border: 1px solid #47479F; padding: 8px; border-radius: 4px; text-align: center; background: #FDFDFD;\"\u003e\n\u003cspan style=\"color: #47479f; font-size: 16px; font-weight: bold; display: block;\"\u003e11\u003c\/span\u003e\u003csmall style=\"color: #666; font-size: 11px; display: block; margin-top: 4px;\"\u003e11mm Cutting Edge Size\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Metric vs Imperial Dimension System Comparison Table --\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px; font-size: 14px; text-align: left; border: 1px solid #DDDDDD;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eDimension Attributes\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eMetric System Specifications\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eImperial Equivalent Values\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eModel Nomenclature\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; color: #47479f; font-weight: bold;\"\u003eS20R-SVZCR11 (BEYOND)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eA12R-SVZCR2 (Standard Inch Style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eShank\/Clamping Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e20 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e0.750 inch (3\/4\" Round Boring Bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eOverall Tool Length\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e200 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e7.87 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eMinimum Boring Hole (D-min)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e25 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003e0.984 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eCompatible Indexable Inserts\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eVCMT 1103** \/ VBMT 1103**\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eVCMT 22* \/ VBMT 22* Series (e.g., 221 or 222)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eFastener Screw \/ Drive Key\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eM2.5 * 6.0 \/ Torx T8\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eM2.5 * 6.0 \/ Torx T8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Recommended Machining Parameters: Double Column Reference Table --\u003e\n\u003ch3 style=\"color: #47479f; font-size: 16px; margin-top: 20px; margin-bottom: 12px; font-weight: 600;\"\u003eRecommended Machining Parameter Array (Starting Parameters)\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 500px; font-size: 14px; text-align: left; border: 1px solid #DDDDDD;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #fafaff; color: #47479f;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD; width: 40%;\"\u003eWorkpiece Material Substrates\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD; width: 60%;\"\u003eTarget Line Cutting Speed (Vc) \u0026amp; Feed Speed (f) Pairs\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eCarbon \u0026amp; Alloy Steels (P-Class)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eVc: 130-240 m\/min (425-780 sfm) | f: 0.05-0.15 mm\/rev (0.002-0.006 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eStainless Steel Alloys (M-Class \/ 304)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eVc: 90-160 m\/min (295-525 sfm) | f: 0.04-0.12 mm\/rev (0.0016-0.0047 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eAluminum \u0026amp; Copper Alloys (N-Class)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eVc: 180-400 m\/min (590-1310 sfm) | f: 0.05-0.18 mm\/rev (0.002-0.007 ipr)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Direct Internal Link Block Box (UCP Conversion Optimizer) --\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; background-color: #fafaff; padding: 20px; border-radius: 6px; text-align: center; margin-bottom: 30px; box-sizing: border-box;\"\u003e\n\u003cp style=\"margin: 0 0 12px 0; font-size: 15px; font-weight: bold; color: #47479f;\"\u003eNeed premium matching 35-degree VCMT\/VBMT inserts or alternative sizes?\u003c\/p\u003e\n\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; padding: 12px 24px; background-color: rgb(71, 71, 159); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; border-radius: 4px; transition: background 0.2s;\"\u003e\u003cb\u003e \u003ca href=\"https:\/\/cnchome-beyond.com\/search?q=VCMT1103\" target=\"_blank\" rel=\"noopener\"\u003eSource BEYOND VCMT1103 Inserts \u0026amp; Toolbars Here → \u003c\/a\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- Section 4: Applications --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e4. Industrial Application Scenarios\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 15px; text-align: justify;\"\u003eCombining a high-mass 20mm shank with a small, high-precision 11mm insert pocket, the S20R-SVZCR11 is optimized for rigid CNC lathes and turning centers:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eInternal Taper \u0026amp; Contour Profiling:\u003c\/strong\u003e Tracing complex inside curves and tight geometric transitions down to a 25mm entry diameter.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003ePrecision Back-Boring:\u003c\/strong\u003e Reaching past internal shoulder walls to machine rear faces and relief undercuts without structural rubbing.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eHydraulic Manifolds \u0026amp; Valves:\u003c\/strong\u003e Creating fine finishes on multi-step fluid ports and smooth chamfer seating zones inside carbon steel castings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Section 5: Compatibility --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e5. Equipment \u0026amp; Tool Compatibility\u003c\/h2\u003e\n\u003cul style=\"padding-left: 20px; font-size: 15px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eCNC Machine Integration:\u003c\/strong\u003e Clamps securely into standard 20mm block holders, round sleeves, split bushings, or standard CNC turret clamping blocks.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eInsert Standardization:\u003c\/strong\u003e Universally compatible with all ISO\/ANSI standard 35° diamond profile inserts, accepting VCMT 110302, VCMT 110304, VBMT 110304, and mirror-polished VCGT variants for fine-finishing non-ferrous alloys.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Section 6: Grade Comparison --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e6. BEYOND Proprietary Grade Optimization Matrix\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 15px;\"\u003eEquip your boring bar with the correct BEYOND specialized insert grade to guarantee chip breaker functionality and extended tool lifecycle margins:\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 600px; font-size: 14px; text-align: left; border: 1px solid #DDDDDD;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eBEYOND Grade\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eCoating Technology\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eMaterial Application Intent\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #DDDDDD;\"\u003eGlobal Equivalent Grade\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eBY1030\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eCVD Thick TiCN + Al2O3 Coating\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eStable Continuous to Interrupted Steel Boring (P10-P25)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eSandvik GC4325 \/ Korloy NC3220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold;\"\u003eBY8020\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003ePVD Multi-Layered Nano-AlTiN\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eStainless Steel, Exotic \u0026amp; Superalloys (M15-M30 \/ S15-S25)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eSandvik GC1115 \/ Kennametal KC5010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD; font-weight: bold; background-color: #fdfdfd;\"\u003eBYC25\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eUncoated Titanium-Based Cermet Matrix\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eHigh-Speed Finishing for Fine Tolerances and Mirror Surface Finish\u003c\/td\u003e\n\u003ctd style=\"padding: 11px; border: 1px solid #DDDDDD;\"\u003eKyocera TN60 \/ Mitsubishi NX2525\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Section 7: Why Choose Us \u0026 Global Reviews --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e7. Why Choose BEYOND Cutting Systems\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin-bottom: 20px; text-align: justify;\"\u003eBEYOND is dedicated to building structural reliability into high-performance CNC machining workflows. Our S20R-SVZCR11 boring bars are ground on high-accuracy 5-axis platforms to guarantee the pocket seating angle matches standard ISO positions. This tight manufacturing tolerance minimizes radial tool-tip runout and secures accurate tool center-height positions during automated cell changeovers.\u003c\/p\u003e\n\u003c!-- Boxed Grid Layout for Customer Reviews --\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px; margin-bottom: 30px;\"\u003e\n\u003c!-- Review 1 - USA --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eJohn M. — United States\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"Swapped out an old 55-degree bar for this 20mm tool holder. The clearance angle on deep internal steps is incredible, and the lock screw keeps the VCMT indexable inserts completely locked down.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 2 - Germany --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eDieter S. — Germany\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"Sehr präziser Plattensitz. Wir nutzen den Halter auf einer DMG Mori für die Innenbearbeitung von Edelstahl-Hülsen. Hervorragende Stabilität ohne Vibrationen.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 3 - Italy --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★☆\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eFabio B. — Italy\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"L'angolo di 93 gradi risolve tutti i problemi di sformo sui profili interni complessi. Ottima finitura superficiale anche su lotti lunghi.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 4 - Japan --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eKenji T. — Japan\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"20mmのシャンク径でありながら、ビビリの抑制能力が非常に高いです。VCMT1103の刃先が正確に保持されるため、寸法公差の維持が容易になりました。\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Review 5 - UK --\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-radius: 6px; padding: 15px; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"color: #ffc107; font-size: 16px; margin-bottom: 6px;\"\u003e★★★★★\u003c\/div\u003e\n\u003cstrong style=\"display: block; font-size: 14px; margin-bottom: 4px; color: #333333;\"\u003eStuart H. — United Kingdom\u003c\/strong\u003e\n\u003cp style=\"margin: 0; font-size: 13px; color: #555555; text-align: justify;\"\u003e\"The black finish guards against corrosion from water-mix coolants. Exceptional price point for a hardened tool bar of this spec.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Section 8: AI-Style FAQ \u0026 Troubleshooting Guide --\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px; font-size: 20px; margin-top: 30px; font-weight: bold;\"\u003e8. AI-Style FAQ \u0026amp; Troubleshooting Guide\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 25px;\"\u003e\n\u003c!-- Q1 --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; border-radius: 6px 6px 0 0; font-weight: bold; font-size: 15px;\"\u003eQ: What is the absolute minimum clearance required to run this 20mm boring bar?\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-top: none; padding: 15px; margin-bottom: 15px; border-radius: 0 0 6px 6px; font-size: 14px; background-color: #fdfdfd; text-align: justify;\"\u003eA: The minimum structural borehole diameter (D-min) is 25mm (0.984 inch). Running this tool inside a bore smaller than 25mm will cause the secondary flank of the boring bar head block to rub aggressively against the newly cut inner radius, destroying surface finish and risking tool failure.\u003c\/div\u003e\n\u003c!-- Q2 --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; border-radius: 6px 6px 0 0; font-weight: bold; font-size: 15px;\"\u003eQ: Why do 35-degree VCMT\/VBMT inserts experience faster edge wear during internal profiling?\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-top: none; padding: 15px; margin-bottom: 15px; border-radius: 0 0 6px 6px; font-size: 14px; background-color: #fdfdfd; text-align: justify;\"\u003eA: Because of the narrow 35° inclusion angle, the insert tip has less material mass to dissipate heat compared to 80° trigon or 55° rhombic shapes. To manage rapid thermal breakdown, ensure high-pressure flood coolant targets the cutting edge directly, or run wear-resistant PVD grades like BEYOND BY8020.\u003c\/div\u003e\n\u003c!-- Q3 --\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 12px; border-radius: 6px 6px 0 0; font-weight: bold; font-size: 15px;\"\u003eQ: What components are supplied in the package with this boring bar?\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; border-top: none; padding: 15px; margin-bottom: 25px; border-radius: 0 0 6px 6px; font-size: 14px; background-color: #fdfdfd; text-align: justify;\"\u003eA: Each package includes: (1) BEYOND S20R-SVZCR11 Hardened Steel Internal Boring Bar, (1) Matching M2.5 Insert Seating Screw, and (1) Torx T8 Flag Wrench. Indexable inserts are not included and must be purchased separately.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Bottom Grade Comparison \u0026 Workpiece Material Matrix Tip --\u003e\n\u003cdiv style=\"background-color: #333333; color: #ffffff; padding: 18px; border-radius: 6px; font-size: 13.5px; text-align: justify; line-height: 1.55;\"\u003e\n\u003cstrong\u003eMachinist Setup Tip (Workpiece Material Matrix Alignment):\u003c\/strong\u003e When configuring precision internal profiling operations with positive 35° diamond VCMT\/VBMT inserts, verify that the insert cutting point sits exactly on the lathe spindle centerline. Operating below center reduces effective flank clearance angles, causing the tool head structure to rub against the raw profile radius. This creates severe friction wear, chatter lines, and potential part scrappage. Always cross-reference the BEYOND equivalent model matrices prior to cycling high-speed batch routines.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43632376807596,"sku":"S20R-SVZCR11","price":25.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_S20R-SVZCR11_right_hand_CNC_internal_boring_bar_steel_shank_tool_holder_for_VCMT_110304_indexable_inserts.jpg?v=1779581203","url":"https:\/\/cnchome-beyond.com\/products\/beyond-s20r-svzcr11-boring-bar-internal-turning-tool-holder","provider":"CNCHome-Beyond","version":"1.0","type":"link"}