{"product_id":"beyond-sp-c40-4d-sd47-sp14-indexable-u-drill-47mm","title":"BEYOND SP C40-4D-SD47-SP14 Indexable U-Drill Body | 47mm 4D CNC Large Hole 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(244, 236, 236);\"\u003eBEYOND SP C40-4D-SD47-SP14\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"font-size: 18px; margin-top: 10px; opacity: 0.9; color: #ffffff;\"\u003e47mm 4D Heavy-Duty U-Drill | Precision Blind Hole Machining Specialist\u003c\/p\u003e\n\u003cdiv style=\"display: inline-block; background: rgba(255,255,255,0.2); 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 (SPMG14) 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;\"\u003eHigh-Rigidity 47mm Large Diameter Boring Tool\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBEYOND SP C40-4D-SD47-SP14\u003c\/strong\u003e is an industrial-grade \u003cstrong\u003eindexable insert drill\u003c\/strong\u003e engineered for extreme stability in \u003cstrong\u003edeep hole boring\u003c\/strong\u003e and large-diameter applications. With a \u003cstrong\u003e47mm cutting diameter\u003c\/strong\u003e and a \u003cstrong\u003e4D depth ratio\u003c\/strong\u003e (188mm reach), this tool is the primary choice for \u003cstrong\u003eblind hole machining\u003c\/strong\u003e. Featuring \u003cstrong\u003einternal cooling\u003c\/strong\u003e and a high-efficiency \u003cstrong\u003espiral flute\u003c\/strong\u003e, it ensures rapid chip evacuation and superior surface finish on CNC lathes and machining centers.\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 C40-4D-SD47-SP14\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;\"\u003eC40\u003c\/strong\u003e 40mm Shank 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;\"\u003e4D\u003c\/strong\u003e 4x Diameter (188mm 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;\"\u003eSD47\u003c\/strong\u003e 47mm 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;\"\u003eSP14\u003c\/strong\u003e Fits SPMG140512 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;\"\u003e47.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.850\"\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;\"\u003e40.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.575\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eMax Drilling Depth (4D)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e188.0 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e7.401\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eImperial Equivalent Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; text-align: center;\" colspan=\"2\"\u003eSP-C1.50-4D-SD1.850-SP14\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;\"\u003e20CrMnTi Alloy \u0026amp; Advanced Spiral U-Groove\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Tool Body Material:\u003c\/strong\u003e This \u003cstrong\u003eindexable drill body\u003c\/strong\u003e is forged from \u003cstrong\u003e20CrMnTi high-strength alloy steel\u003c\/strong\u003e. The surface is vacuum-quenched to reach HRC 50-55, providing incredible wear resistance and preventing tool deflection under heavy-load \u003cstrong\u003edeep hole boring\u003c\/strong\u003e. The shock-resistant core is perfect for handling \u003cstrong\u003einterrupted cuts\u003c\/strong\u003e in hard materials.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Spiral Flute:\u003c\/strong\u003e The specialized \u003cstrong\u003espiral U-groove\u003c\/strong\u003e geometry features wide chip pockets designed for high-volume material removal. Combined with \u003cstrong\u003edual internal cooling holes\u003c\/strong\u003e, it allows high-pressure coolant to flush metal chips out of 188mm deep bores instantly, preventing chip packing and protecting the \u003cstrong\u003ecarbide inserts\u003c\/strong\u003e from heat failure.\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 (47mm 4D)\u003c\/h3\u003e\n\u003cp style=\"color: #ffffff;\"\u003eSuggested for Carbon Steel (HB \u0026lt; 250). Adjust based on machine rigidity:\u003c\/p\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 - 150 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.10 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotation Speed (N):\u003c\/strong\u003e Calculated as $$N = \\frac{Vc \\times 1000}{\\pi \\times 47}$$\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant:\u003c\/strong\u003e High-pressure \u003cstrong\u003einternal cooling\u003c\/strong\u003e (Center water) is mandatory for 4D reach.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; margin: 40px 0;\"\u003e\n\u003cp\u003eRequired a Side-Lock Tool Holder for the 40mm shank?\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 COMPATIBLE C40 TOOL HOLDERS\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 35px; background-color: #f8f9fa;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eVerified Customer Reviews\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px;\"\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\"Incredible Rigidity\"\u003c\/strong\u003e\u003cbr\u003e\"I was worried about a 47mm drill at 4D, but the BEYOND body is rock solid. No wandering or vibration in 4140 steel.\" \u003cbr\u003e\u003cem\u003e- Mike T. (USA)\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\u003cstrong\u003e\"Efficient Chip Removal\"\u003c\/strong\u003e\u003cbr\u003e\"Internal cooling is excellent. Even at full depth, the spiral flutes keep the workspace clean.\" \u003cbr\u003e\u003cem\u003e- Pierre D. (France)\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\"High quality alloy steel. Arrived in perfect condition in Brazil.\"\u003cbr\u003e\u003cem\u003e- Ricardo S. (Brazil)\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\"Perfect for blind holes. The bottom is much flatter than my old WC drill.\"\u003cbr\u003e\u003cem\u003e- Ahmed M. (UAE)\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\"Best value for large diameter drilling. Highly recommend for CNC shops.\"\u003cbr\u003e\u003cem\u003e- Thomas G. (Germany)\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: Advantages \u0026amp; Considerations\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;\"\u003ePros:\u003c\/strong\u003e\n\u003cul style=\"font-size: 14px; padding-left: 20px; margin-top: 10px;\"\u003e\n\u003cli\u003eUses 4-edge \u003cstrong\u003eSPMG square inserts\u003c\/strong\u003e for maximum economy.\u003c\/li\u003e\n\u003cli\u003eOptimized for \u003cstrong\u003eBlind Hole Machining\u003c\/strong\u003e (Flatter hole bottom).\u003c\/li\u003e\n\u003cli\u003eReinforced tool body core for superior 4D depth rigidity.\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;\"\u003eCons:\u003c\/strong\u003e\n\u003cul style=\"font-size: 14px; padding-left: 20px; margin-top: 10px;\"\u003e\n\u003cli\u003eHigher power\/torque requirement for large 47mm diameter.\u003c\/li\u003e\n\u003cli\u003eRequires high-pressure coolant pump for 4D depth.\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 Support Q\u0026amp;A\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is SP better for blind holes?\u003c\/strong\u003e\u003cbr\u003eA: SP square inserts create a significantly flatter hole bottom and the tool body core is thicker, providing the rigidity needed for deep holes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this work on a standard CNC lathe?\u003c\/strong\u003e\u003cbr\u003eA: Yes, as long as you have a 40mm side-lock holder and sufficient spindle torque to drive a 47mm head.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the 20CrMnTi material?\u003c\/strong\u003e\u003cbr\u003eA: It provides a hard wear-resistant surface to withstand chip friction while maintaining a tough core to absorb machining impact.\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 U-Drills\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eSP Series (Square):\u003c\/strong\u003e The professional choice for \u003cstrong\u003eBlind Hole (Blind Bores)\u003c\/strong\u003e. Square inserts create a flatter bottom and offer maximum core strength for \u003cstrong\u003e4D-5D depths\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWC Series (Trigon):\u003c\/strong\u003e Primarily used for \u003cstrong\u003eThrough Hole\u003c\/strong\u003e applications. WC inserts offer more cutting edges but the body core is thinner, making it slightly less rigid than SP for extreme depths.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; padding: 20px; font-size: 12px; color: #999;\"\u003eBrand: BEYOND | Origin: China | 47mm 4D CNC Large Diameter Specialist\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43571456475308,"sku":"SP C40-4D-SD47-SP14","price":113.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/BEYOND_SP_C40-4D-SD47-SP14_47mm_indexable_U-drill_body_with_spiral_flute_and_internal_coolant_for_4D_deep_hole_CNC_machining..jpg?v=1772606555","url":"https:\/\/cnchome-beyond.com\/products\/beyond-sp-c40-4d-sd47-sp14-indexable-u-drill-47mm","provider":"CNCHome-Beyond","version":"1.0","type":"link"}