{"product_id":"beyond-sp-c20-2d-sd16-5-sp06-indexable-u-drill-16-5mm","title":"BEYOND SP C20-2D-SD16.5-SP06 Indexable U-Drill Body | 16.5mm 2D CNC Boring Drill","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333; line-height: 1.6; max-width: 1000px; margin: auto; border: 1px solid #e0e0e0; background-color: #ffffff;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 50px 25px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1.2px; color: #ffffff;\"\u003e\u003cspan style=\"color: rgb(246, 238, 238);\"\u003eBEYOND SP C20-2D-SD16.5-SP06\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"font-size: 18px; margin-top: 10px; opacity: 0.9; color: #ffffff;\"\u003e16.5mm 2D Heavy-Duty U-Drill | Precision Blind Hole Boring Specialist\u003c\/p\u003e\n\u003cdiv style=\"display: inline-block; background: rgba(255,255,255,0.15); padding: 10px 20px; margin-top: 20px; font-size: 14px; border-radius: 5px; border: 1px solid #ffffff; color: #ffffff;\"\u003e⚠️ NOTICE: This listing is for the Drill Body ONLY. Carbide inserts (SPMG06) are NOT included.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 10px;\"\u003ePrecision 16.5mm Indexable Boring Solution\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBEYOND SP C20-2D-SD16.5-SP06\u003c\/strong\u003e is a high-performance \u003cstrong\u003eindexable insert drill\u003c\/strong\u003e engineered for high-speed \u003cstrong\u003eCNC boring\u003c\/strong\u003e and \u003cstrong\u003erapid hole drilling\u003c\/strong\u003e. Featuring a \u003cstrong\u003e16.5mm cutting diameter\u003c\/strong\u003e and a \u003cstrong\u003e2D depth ratio\u003c\/strong\u003e (33mm reach), this tool is the primary choice for \u003cstrong\u003eblind hole machining\u003c\/strong\u003e. Equipped with \u003cstrong\u003einternal cooling\u003c\/strong\u003e and optimized \u003cstrong\u003espiral flutes\u003c\/strong\u003e, it ensures superior chip evacuation and surface finish in carbon steel, alloy steel, and stainless steel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #f8f9fa; padding: 30px; margin: 0 20px; border-radius: 10px; border-left: 6px solid #47479F;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-top: 0;\"\u003eDecoding the Model: SP C20-2D-SD16.5-SP06\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 20px; text-align: center;\"\u003e\n\u003cdiv style=\"background: white; border: 1px solid #47479F; padding: 15px; width: 135px; border-radius: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.05);\"\u003e\n\u003cstrong style=\"color: #47479f; display: block;\"\u003eSP\u003c\/strong\u003e Square Insert (SPMG)\u003c\/div\u003e\n\u003cdiv style=\"background: white; border: 1px solid #47479F; padding: 15px; width: 135px; border-radius: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.05);\"\u003e\n\u003cstrong style=\"color: #47479f; display: block;\"\u003eC20\u003c\/strong\u003e 20mm Straight Shank\u003c\/div\u003e\n\u003cdiv style=\"background: white; border: 1px solid #47479F; padding: 15px; width: 135px; border-radius: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.05);\"\u003e\n\u003cstrong style=\"color: #47479f; display: block;\"\u003e2D\u003c\/strong\u003e 2x Diameter Depth\u003c\/div\u003e\n\u003cdiv style=\"background: white; border: 1px solid #47479F; padding: 15px; width: 135px; border-radius: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.05);\"\u003e\n\u003cstrong style=\"color: #47479f; display: block;\"\u003eSD16.5\u003c\/strong\u003e 16.5mm Drill Dia.\u003c\/div\u003e\n\u003cdiv style=\"background: white; border: 1px solid #47479F; padding: 15px; width: 135px; border-radius: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.05);\"\u003e\n\u003cstrong style=\"color: #47479f; display: block;\"\u003eSP06\u003c\/strong\u003e Fits SPMG06 Inserts\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eMetric \u0026amp; Imperial Technical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: #ffffff;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left; color: #ffffff;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left; color: #ffffff;\"\u003eMetric (mm)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left; color: #ffffff;\"\u003eImperial (Inch)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eDrilling Diameter (SD)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e16.5 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.650\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eShank Diameter (C)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e20.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.787\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eMax Drilling Depth (2D)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e33.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.299\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eEquivalent Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\" colspan=\"2\"\u003eSP-C0.75-2D-SD0.650-SP06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px; background-color: #fcfcfc;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHigh-Rigidity 20CrMnTi Alloy \u0026amp; Precision Flute Design\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePremium Metallurgy:\u003c\/strong\u003e This \u003cstrong\u003eU-drill body\u003c\/strong\u003e is forged from \u003cstrong\u003e20CrMnTi alloy steel\u003c\/strong\u003e and treated with vacuum quenching to achieve HRC 52-55. This ensures the \u003cstrong\u003elarge diameter drilling\u003c\/strong\u003e stability required for high-torque applications. The surface is protected by a professional-grade coating to prevent wear during \u003cstrong\u003erapid hole boring\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Chip Flow:\u003c\/strong\u003e The \u003cstrong\u003espiral flute\u003c\/strong\u003e geometry is specifically calculated for the 16.5mm diameter to prevent chip packing. Dual \u003cstrong\u003einternal cooling\u003c\/strong\u003e ports deliver high-pressure fluid directly to the \u003cstrong\u003eindexable inserts\u003c\/strong\u003e, which is vital for maintaining tool life during \u003cstrong\u003eblind hole machining\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 35px; margin: 25px; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; color: #ffffff;\"\u003eRecommended Cutting Parameters (16.5mm 2D)\u003c\/h3\u003e\n\u003cp style=\"color: #ffffff;\"\u003eStandard starting points for General Steel. Fine-tune based on machine rigidity:\u003c\/p\u003e\n\u003cdiv style=\"background: rgba(255,255,255,0.1); padding: 20px; border-radius: 8px; margin: 20px 0; border: 1px dashed #ffffff;\"\u003e\n\u003cp style=\"margin: 0; font-family: monospace; font-size: 18px; text-align: center; color: #ffffff;\"\u003e\u003cstrong\u003eN (RPM) = (Vc × 1000) \/ (π × 16.5)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul style=\"list-style-type: square; line-height: 1.8; color: #ffffff;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 100 - 180 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.12 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequirement:\u003c\/strong\u003e High-pressure \u003cstrong\u003einternal cooling\u003c\/strong\u003e is essential for SP series chip flushing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; margin: 40px 0;\"\u003e\n\u003cp\u003eCompatible with SPMG060204 Indexable Inserts. View our high-performance grades:\u003c\/p\u003e\n\u003ca style=\"background-color: #47479f; color: #ffffff; padding: 18px 40px; text-decoration: none; border-radius: 50px; font-weight: bold; font-size: 18px; box-shadow: 0 4px 15px rgba(71,71,159,0.3); display: inline-block;\" href=\"https:\/\/cnchome-beyond.com\/search?type=product\u0026amp;options%5Bunavailable_products%5D=last\u0026amp;options%5Bprefix%5D=last\u0026amp;q=spmg\" target=\"_blank\" rel=\"noopener\"\u003eSHOP SPMG06 CARBIDE INSERTS\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px; background-color: #f8f9fa;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eGlobal Customer Feedback\u003c\/h3\u003e\n\u003cdiv style=\"grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px; display: grid;\"\u003e\n\u003cdiv style=\"background: white; padding: 15px; border-radius: 8px; border: 1px solid #ddd; font-size: 13px;\"\u003e\n\u003cspan style=\"color: #f39c12;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\"Solid Blind Hole Performance\"\u003c\/strong\u003e\u003cbr\u003e\"I use the 16.5mm for blind boring on my CNC. It leaves a very square bottom. Much better than the WC version for this job.\" \u003cbr\u003e\u003cem\u003e- Mark T. (Canada)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: white; padding: 15px; border-radius: 8px; border: 1px solid #ddd; font-size: 13px;\"\u003e\n\u003cspan style=\"color: #f39c12;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\"Coolant flow is perfect. No vibration during heavy cuts.\"\u003cbr\u003e\u003cem\u003e- Hans R. (Germany)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: white; padding: 15px; border-radius: 8px; border: 1px solid #ddd; font-size: 13px;\"\u003e\n\u003cspan style=\"color: #f39c12;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\"Excellent value. Fits SPMG06 inserts from different brands perfectly.\"\u003cbr\u003e\u003cem\u003e- Fabio L. (Italy)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: white; padding: 15px; border-radius: 8px; border: 1px solid #ddd; font-size: 13px;\"\u003e\n\u003cspan style=\"color: #f39c12;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\"Rapid hole drilling is now much easier. Great chip evacuation.\"\u003cbr\u003e\u003cem\u003e- Rajesh V. (India)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: white; padding: 15px; border-radius: 8px; border: 1px solid #ddd; font-size: 13px;\"\u003e\n\u003cspan style=\"color: #f39c12;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\"Built to last. Arrived very quickly in the UK.\"\u003cbr\u003e\u003cem\u003e- Liam O. (UK)\u003c\/em\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eSP Series Indexable Drill: Performance Analysis\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; gap: 20px; flex-wrap: wrap;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #f1f1ff; padding: 20px; border-radius: 8px; border-top: 4px solid #47479F;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eAdvantages:\u003c\/strong\u003e\n\u003cul style=\"font-size: 14px; padding-left: 20px; margin-top: 10px;\"\u003e\n\u003cli\u003eUses \u003cstrong\u003eSPMG square inserts\u003c\/strong\u003e: 4 usable edges for economy.\u003c\/li\u003e\n\u003cli\u003eOptimized for \u003cstrong\u003eBlind Hole Machining\u003c\/strong\u003e (Flat bottom profile).\u003c\/li\u003e\n\u003cli\u003eEnhanced core thickness for high-speed \u003cstrong\u003erapid hole boring\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #fff1f1; padding: 20px; border-radius: 8px; border-top: 4px solid #cc0000;\"\u003e\n\u003cstrong style=\"color: #cc0000;\"\u003eConsiderations:\u003c\/strong\u003e\n\u003cul style=\"font-size: 14px; padding-left: 20px; margin-top: 10px;\"\u003e\n\u003cli\u003eHigher cutting torque requirement than WC trigon drills.\u003c\/li\u003e\n\u003cli\u003eAbsolute requirement for center-through \u003cstrong\u003einternal cooling\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Q\u0026amp;A\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this for through-holes?\u003c\/strong\u003e\u003cbr\u003eA: Yes, but it is specifically optimized for \u003cstrong\u003eblind holes\u003c\/strong\u003e. If you only do through-holes, WC might be slightly more efficient.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What inserts should I buy?\u003c\/strong\u003e\u003cbr\u003eA: This body is compatible with all standard \u003cstrong\u003eSPMG060204\u003c\/strong\u003e inserts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the 20CrMnTi material?\u003c\/strong\u003e\u003cbr\u003eA: It provides superior impact toughness and fatigue strength, preventing the tool from snapping during heavy \u003cstrong\u003eCNC boring\u003c\/strong\u003e operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 30px; margin: 25px; border-radius: 12px; font-size: 14px;\"\u003e\n\u003ch4 style=\"margin-top: 0; color: #ffffff;\"\u003eMachinist Tip: SP vs. WC Comparison\u003c\/h4\u003e\n\u003cp style=\"color: #ffffff;\"\u003e\u003cstrong\u003eSP Series:\u003c\/strong\u003e Specialized for \u003cstrong\u003eBlind Hole\u003c\/strong\u003e work. Square inserts provide a flat hole bottom and superior tool body rigidity.\u003c\/p\u003e\n\u003cp style=\"color: #ffffff;\"\u003e\u003cstrong\u003eWC Series:\u003c\/strong\u003e Optimized for \u003cstrong\u003eThrough Hole\u003c\/strong\u003e work. Trigon inserts offer easier cutting and slightly lower power consumption.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; padding: 20px; font-size: 12px; color: #999;\"\u003eBrand: BEYOND | Origin: China | 16.5mm 2D Indexable CNC Tooling\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43382519988396,"sku":"SP C20-2D-SD16.5-SP06","price":30.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_SP_C20-2D-SD16.5-SP06_16.5mm_indexable_U-drill_body_with_dual_internal_coolant_ports_and_high-flow_spiral_flutes_for_precision_CNC_boring.jpg?v=1773137444","url":"https:\/\/cnchome-beyond.com\/products\/beyond-sp-c20-2d-sd16-5-sp06-indexable-u-drill-16-5mm","provider":"CNCHome-Beyond","version":"1.0","type":"link"}