- Ultra-Precise Workmanship: Specifically engineered for miniature internal profiling & deep-face slotting down to micro-diameters, delivering mirror-like surface finishes.
- Perfect for High-End Manufacturing: Widely trusted and approved in heavy-duty precision industries, including high-performance fishing gear, aerospace components, and medical devices.
- Full Geometry Tailoring (OEM/ODM): Standard SMFR/SMVR series in stock, with robust custom capabilities for unique profiles, threads, and chamfers based on your drawings.
- Get a Quick Match & Free Quote: Send us your processing diameter/material today, and our expert technical engineers will recommend the ideal setup within 12 hours!
Inkcazo
Product Overview
Achieve maximum efficiency in high-precision micro-hole machining with the CM SMF R8-15L-T6 Solid Carbide Micro Boring Bar. Engineered from premium ultra-fine micro-grain tungsten carbide, this internal turning and grooving cutter provides the exceptional rigidity and edge sharpness required to eliminate deflection in small-diameter operations.
Extensively trusted in manufacturing high-end fishing gear (precision reels, gears, and spools), medical instruments, and miniature automotive components, it guarantees mirror-like surface finishes in narrow internal profiles.
Technical Specifications (CM SMF R8-15L-T6)
To ensure a perfect match for your CNC lathe setup, here are the exact parameters for this specific model:
Parameter Code | Technical Specification | Actual Value |
Brand / Material Prefix | Substrate Grade | CM (Ultra-Fine Micro-Grain Carbide) |
Series | Product Line | SMF (Micro Internal Boring & Grooving) |
Shank Diameter (D) | Tool Holder Connection | 8.0 mm |
Max. Processing Depth (L_1) | Useful Neck Length | 15 mm |
Min. Bore Clearance (T) | Minimum Hole Capability | T6 Specification |
Coating Options | Surface Treatment | Uncoated / Premium TiAlN Coated |










Custom Tailored Solution (As Required)
Need a modification for a unique blueprint? We support comprehensive custom manufacturing based on your precise production drawings:
Custom Profiles: Profiling bars, corner rounding, and specialized chamfering geometries.
Multi-Functional Ends: Tailored grooving widths, deep face slotting variations, and custom internal thread cutters.
Target Applications & Materials
Applicable Industries: High-end fishing gear manufacturing, automotive miniature valves, aerospace instruments, and specialized CNC job shops.
Workpiece Materials: Proven excellence in turning Stainless Steel, Carbon Steel, Die Steel, Aluminum Alloys, Brass, and Copper alloys.



FAQ
1) Ndingalifumana nini ixabiso?
Sidla ngokucaphula kwiiyure ezingama-24 emva kokuba sifumene i-inquiry.Ukuba ungxamiseke kakhulu ukufumana ixabiso, nceda usitsalele umnxeba okanye usixelele kwi-imeyile yakho ukuze siwuthathele ingqalelo umbuzo wakho.
2) Ndingayifumana njani isampuli ukujonga umgangatho wakho?
Emva kokuqinisekiswa kwexabiso, unokufuna iisampuli ukujonga umgangatho wethu. Ukuba ufuna nje isampulu engenanto ukujonga uyilo kunye nomgangatho wephepha, siya kukubonelela ngesampulu simahla, ukuba nje unakho ukuthenga iimpahla ezicacileyo.
3) Ndingalindela ixesha elingakanani ukufumana isampuli?
Emva kokuba uhlawule intlawulo yesampuli kwaye usithumele iifayile eziqinisekisiweyo, iisampuli ziya kuba zilungele ukuhanjiswa kwiintsuku ze-3-7. Iisampuli ziya kuthunyelwa kuwe nge-express kwaye zifike ngeentsuku ezi-3-7 zomsebenzi. Ungasebenzisa i-akhawunti yakho ye-express okanye usihlawule kwangaphambili ukuba awunayo i-akhawunti.
4) Ingaba yonke inkqubo yenziwa ixesha elingakanani?
Emva kokuba ufake iodolo, ixesha lokuphatha imveliso limalunga neentsuku ezingama-20-25. Sidinga iintsuku ezisi-7 ukulungiselela zonke izinto emva koko iintsuku ezili-15 zokwenziwa.
5) Kuthekani ngomhla wokuthutha kunye nokuhanjiswa?
Ngokuqhelekileyo sisebenzisa ukuthunyelwa ukuhambisa iimpahla.Kumalunga ne-7-25 iintsuku.Kwaye kuxhomekeke kwi-coutry kunye ne-port okhoyo.Inokuba mfutshane ukuba ufuna ukuthumela iimpahla ezifana ne-Asian. Ukuba kukho izinto ezingxamisekileyo singazithumela iimpahla nge-air Express, ukuba nje uneendleko zendlela.
6) Ngaba uyinkampani yokurhweba okanye umenzi?
Singabavelisi abaqeqeshiweyo. Asinabanini kuphela umzi-mveliso wezixhobo zethu, kodwa sikwanawo nomzi-mveliso we-carbide onesamente.
7) Uphi umzi-mveliso wakho?
Sizinze kwidolophu yase Zhuzhou, kwiPhondo lase Hunan
I-8) Ndingalindela ixesha elingakanani ukufumana isampuli?
Emva kokuba uhlawule intlawulo yesampuli kwaye usithumele iifayile eziqinisekisiweyo, iisampuli ziya kuba zilungele ukuhanjiswa kwiintsuku ze-3-7. Iisampulu ziya kuthunyelwa kuwe nge-express kwaye zifike ngeentsuku ezi-3-5 zomsebenzi. Ungasebenzisa i-akhawunti yakho ye-express okanye usihlawule kwangaphambili ukuba awunayo i-akhawunti.
9) Kuthekani ngesitokhwe sakho?
Sinemveliso eninzi kwisitokhwe, iintlobo eziqhelekileyo kunye nobukhulu zonke zikhoyo.
10) Ngaba ukuthunyelwa kwamahhala kunokwenzeka?
Asinikezeli ngenkonzo yokuthumela simahla. Sinokuba nesaphulelo ukuba uthenga iimveliso zesixa esikhulu
Nceda uqhagamshelane nam:
Aimee
Umlawuli wentengiso
Zhuzhou Chuangde Cemented Carbide Co
215, building 1, International Students Pioneer Park,
I-TaishanRoad, iSithili se-Tianyuan, iSixeko sase-Zhuzhou.
I-imeyile: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688


















