- 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!
Whakaaturanga
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) Ahea e taea ai e au te utu?
I te nuinga o nga wa ka korero matou i roto i nga haora 24 i muri i to maatau patai.Mehemea kei te tino akiaki koe ki te tiki i te utu, waea mai ki a maatau, korero mai ranei i to imeera kia whai whakaaro ai matou ki to patai.
2) Me pehea e taea ai e au he tauira hei tirotiro i to kounga?
I muri i te haamauraa utu, ka taea e koe te tono mo nga tauira hei tirotiro i to maatau kounga. Mena ka hiahia noa koe ki tetahi tauira waatea hei tirotiro i te hoahoa me te kounga o te pepa, ka tukuna atu e matou he tauira mo te kore utu, i te mea ka taea e koe te utu mo te utu utu.
3) Kia pehea te roa ka tumanako ahau ki te tiki i te tauira?
I muri i to utu i te utu tauira me te tuku mai i nga konae kua whakamanahia, ka rite nga tauira mo te tuku i nga ra 3-7. Ka tukuna atu nga tauira ki a koe ma te korero ka tae mai i nga ra mahi 3-7. Ka taea e koe te whakamahi i to ake putea korero, utu tomua ranei ki a maatau mena kaore he putea.
4) Kia pehea te roa o te mahi katoa?
I muri i to tuunga ota, ko te waa whakahaere mo te 20-25 ra. Me 7 nga ra ki te whakarite i nga mea katoa ka 15 nga ra mo te hanga.
5) He aha te waa kawe me te ra tuku?
Ko te tikanga ka whakamahia e matou he tuku ki te whakawhiti i nga taonga. Ko te 7-25 nga ra. Ka whakawhirinaki ano ki tehea whenua me te tauranga kei a koe. He poto ake mena ka hiahia koe ki te tuku i nga taonga penei i a Ahia. Mena he ohorere ka taea e matou te tuku i nga taonga ma te rererangi rererangi, mena ka utua e koe nga utu hokohoko.
6) He kamupene hokohoko koe, he kaihanga ranei?
He kaihanga ngaio matou. Ehara i te mea kei a matou anake o maatau wheketere taputapu, engari he wheketere carbide cimented hoki.
7) Kei hea to wheketere?
Kei roto matou i te taone nui o Zhuzhou, te Porowini o Hunan., te taone nui o Haina
8) Kia pehea te roa ka tumanako ahau ki te tiki i te tauira?
I muri i to utu i te utu tauira me te tuku mai i nga konae kua whakamanahia, ka rite nga tauira mo te tuku i nga ra 3-7. Ka tukuna atu nga tauira ki a koe ma te korero ka tae mai i nga ra mahi 3-5. Ka taea e koe te whakamahi i to ake putea korero, utu tomua ranei ki a maatau mena kaore he putea.
9) Me pehea to taonga?
He maha nga hua kei roto i nga taonga, ko nga momo me nga rahi kei roto katoa.
10) Ka taea te tuku kore utu?
Kaore matou e tuku ratonga kaipuke kore utu. Ka taea e taatau te utu mena ka hoko koe i nga hua nui
Tena koa whakapiri mai ki ahau:
Aimee
Kaiwhakahaere hokohoko
Zhuzhou Chuangde Cemented Carbide Co. Ltd
215, building 1, International Students Pioneer Park,
TaishanRoad, Tianyuan District, Zhuzhou City.
Īmēra: cd@cdcarbide.com
Tel:+86-731-22506139
Mobile:+8613786352688
Whatspp/wechat/Skype : 0086 13786352688


















