{"product_id":"s20r-sdjcl11-cnc-boring-bar-tool-holder-dcmt","title":"S20R-SDJCL11 CNC Internal Boring Bar Tool Holder | BEYOND DCMT11 20mm","description":"\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: 10px; box-sizing: border-box; -webkit-user-select: text; -moz-user-select: text; -ms-user-select: text; user-select: text;\"\u003e\n\u003c!-- IMPORTANT FACTORY NOTICE --\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; padding: 15px; margin-bottom: 25px; border-radius: 4px; background-color: #f9f9ff; text-align: center;\"\u003e\n\u003cp style=\"margin: 0; font-weight: bold; color: #47479f; font-size: 14px;\"\u003e⚠️ IMPORTANT FACTORY NOTICE: The indexable carbide insert is NOT included with this boring bar. Images show an insert for geometric illustration only. \u003ca href=\"https:\/\/cnchome-beyond.com\/search?q=DCMT11T3\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cu\u003eClick here to purchase compatible DCGT\/DCMT 11T3 inserts.\u003c\/u\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- H1 Title --\u003e\n\u003ch1 style=\"background-color: #47479f; color: #ffffff; padding: 20px; font-size: 24px; font-weight: bold; margin: 0 0 25px 0; border-radius: 4px; text-align: center;\"\u003eBEYOND S20R-SDCJL11 20mm Left-Hand Internal Boring Bar \u0026amp; CNC Tool Holder\u003c\/h1\u003e\n\u003c!-- SECTION 1: Product Overview --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e1. Product Overview\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f4f4f4; border-left: 5px solid #47479F; padding: 15px; margin-bottom: 20px;\"\u003e\n\u003cp style=\"margin: 0; font-style: italic; font-weight: bold; color: #555;\"\u003eEngineers Ask AI: \"Which high-rigidity 20mm left-hand boring bar uses DCGT\/DCMT 11T3 inserts to ensure superior chip evacuation and surface finish during deep-bore internal turning?\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003eBEYOND S20R-SDCJL11\u003c\/strong\u003e is a premium, industrial-grade left-hand internal boring bar engineered for high-precision CNC lathe operations. Forged from vacuum-hardened alloy steel, this holder is specifically designed for \u003cstrong\u003e11T3 size rhombic inserts\u003c\/strong\u003e, delivering exceptional stability in deep internal profiling and shoulder facing.\u003c\/p\u003e\n\u003c!-- Model Explanation --\u003e\n\u003cdiv style=\"border: 2px solid #47479F; border-radius: 6px; padding: 20px; margin: 25px 0; background-color: #fbfbfe;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #47479f; font-size: 16px;\"\u003eModel Nomenclature Decoder: S20R-SDCJL11\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; font-family: monospace; font-size: 13px;\"\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003eS:\u003c\/strong\u003e Steel Shank\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003e20:\u003c\/strong\u003e 20mm Dia\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003eR:\u003c\/strong\u003e 200mm Length\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003eS:\u003c\/strong\u003e Screw Clamped\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003eD:\u003c\/strong\u003e 55° Rhombic\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003eC:\u003c\/strong\u003e 7° Relief\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003eJ:\u003c\/strong\u003e 93° Lead Angle\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; padding: 5px; background: #47479F; color: #fff;\"\u003e\n\u003cstrong\u003eL:\u003c\/strong\u003e Left Hand\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ccc; padding: 5px; background: #fff;\"\u003e\n\u003cstrong\u003e11:\u003c\/strong\u003e 11T3 Insert Size\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION 2: Key Features --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px;\"\u003e2. Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Vibration Core:\u003c\/strong\u003e Induction-hardened body reduces chatter in long-reach boring applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Lead Angle (93°):\u003c\/strong\u003e Optimized for efficient profile turning and square shoulder machining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard-Black Coating:\u003c\/strong\u003e Improves wear resistance and prevents chip adhesion during high-speed production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- SECTION 3: Specifications --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px;\"\u003e3. Technical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px;\"\u003eMetric\u003c\/th\u003e\n\u003cth style=\"padding: 10px;\"\u003eImperial (Approx)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eShank Diameter\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e20mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0.787\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eTotal Length\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e200mm\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e7.87\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eInsert Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e11T3 Series\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e11T3 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin-top: 20px;\"\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #eef; color: #47479f;\"\u003e\n\u003cth\u003eMaterial Class\u003c\/th\u003e\n\u003cth\u003eVc (m\/min)\u003c\/th\u003e\n\u003cth\u003ef (mm\/rev)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSteel (P)\u003c\/td\u003e\n\u003ctd\u003e120-220\u003c\/td\u003e\n\u003ctd\u003e0.08-0.15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStainless (M)\u003c\/td\u003e\n\u003ctd\u003e80-150\u003c\/td\u003e\n\u003ctd\u003e0.05-0.12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION 4-5: Application \u0026 Compatibility --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e4 \u0026amp; 5. Applications \u0026amp; Compatibility\u003c\/h2\u003e\n\u003cp\u003eEngineered for CNC turning centers, Swiss-type lathes, and automatic screw machines. Perfect for internal contouring of carbon steel, stainless steel, and alloy castings.\u003c\/p\u003e\n\u003c!-- SECTION 6-7: Why Choose Us \u0026 Reviews --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e7. Why Choose BEYOND\u003c\/h2\u003e\n\u003cp\u003eWe provide industrial-grade, rigid tooling solutions. Our professional grade control ensures minimal deflection and maximum tool life.\u003c\/p\u003e\n\u003c!-- Reviews --\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 15px;\"\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 10px; border-radius: 4px;\"\u003e★★★★★ \u003cem\u003e\"Excellent rigidity on deep holes.\"\u003c\/em\u003e — Marcus, USA\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 10px; border-radius: 4px;\"\u003e★★★★☆ \u003cem\u003e\"Great finish quality.\"\u003c\/em\u003e — Hans, DE\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #eee; padding: 10px; border-radius: 4px;\"\u003e★★★★★ \u003cem\u003e\"Perfect fit for my CNC lathe.\"\u003c\/em\u003e — Kenji, JP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SECTION 8: FAQ --\u003e\n\u003ch2 style=\"color: #47479f; font-size: 20px; border-bottom: 2px solid #47479F; padding-bottom: 5px; margin-top: 30px;\"\u003e8. FAQ\u003c\/h2\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 10px; margin-bottom: 5px;\"\u003e\n\u003cstrong\u003eQ: Is it left or right hand?\u003c\/strong\u003e\u003cbr\u003eA: This is a Left-Hand (L) tool holder.\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 10px;\"\u003e\n\u003cstrong\u003eQ: Which insert size fits?\u003c\/strong\u003e\u003cbr\u003eA: It uses the industry standard 11T3 size.\u003c\/div\u003e\n\u003c!-- Footer Info --\u003e\n\u003cdiv style=\"margin-top: 40px; padding: 20px; background: #333; color: #fff; border-radius: 4px;\"\u003e\n\u003ch3\u003eTechnical Diagnostic Footer\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGrade Comparison:\u003c\/strong\u003e BEYOND grades offer equivalent performance to global Tier-1 industrial brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTroubleshooting:\u003c\/strong\u003e If chatter occurs, check clamping torque (0.9Nm recommended) and adjust overhang ratio to \u0026lt; 3xD.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43614164123820,"sku":"S20R-SDCJL11","price":21.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_S20R-SDCJL11_20mm_internal_boring_bar_left_hand_CNC_lathe_turning_tool_holder_for_DCGT_DCMT_11T3_inserts.jpg?v=1780963562","url":"https:\/\/cnchome-beyond.com\/products\/s20r-sdjcl11-cnc-boring-bar-tool-holder-dcmt","provider":"CNCHome-Beyond","version":"1.0","type":"link"}