Jiangsu Profile
Product List
2386. Cobalt 5/16-Inch 135 Degree Split Point HSS HD Jobber Twist Drill Bits 
[Aug 23, 2023]
[Aug 23, 2023] DIN338 Straight Shank HSS M35 Co5% Drill Bits for Metal with Amber Finished Descriptions of HSS Drill Bits For Metal: 1. Material:HSS M35 Co5%; 2. Process:Fully Ground 3. Surface:Amber Finished 4. ...
2387. Vacuum Hole Saw/Ceramic Hole Saw/Vacuum Drill Bits [Apr 29, 2023]
[Apr 29, 2023] Vacumm Brazed Diamond core drill bit FEATURES: 1. Vacuum Brazed Diamond hole Saw is designed for high speed high performance and heavy duty use on Ceramic, Poecelain, granite, marble,, glass, quartz, ...
Company: DONGYAN INTERNATIONAL CO., LTD.
2388. 25.4mm Brazed Welded Diamond Core Drill Bit for Stone [Oct 18, 2022]
[Oct 18, 2022] 25.4mm Brazed welded Diamond Core Drill Bit for Stone Why choose us: 1.SGS, MPA certificate, Established in 2000 year, Rich producing experience. 2.Well approved by our worldwide clients, export more than 70 ...
Company: Johnson Tools Manufactory Co., Ltd.
2389. Vacuum Brazed Diamond Core Drill Bit for Drilling Stone Material and Glass Manufacturer [Apr 28, 2022]
[Apr 28, 2022] Vacumm Brazed Diamond core drill bit FEATURES: 1. Vacuum Brazed Diamond hole Saw is designed for high speed high performance and heavy duty use on Ceramic, Poecelain, granite, marble,, glass, quartz, ...
Company: DONGYAN INTERNATIONAL CO., LTD.
2390. Precision Tungsten Carbide Flat Bottom Drill Bit for Accurate Holes [Apr 08, 2026]
[Apr 08, 2026] High Hardness Solid Carbide Flat Bottom Drill Bits For Metal Drilling Products Function: 1.HRC: HRC45 HRC55 HRC58 HRC60 HRC65 2.Coated: AlTiN, TiAlN, TiAISI,TiSiN, TiN, DLC,Nano, Diamond 3.Could be used for the ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2391. Factory Direct Supply 2 Flute Carbide Twist Drill Bit for Titanium Alloy [Apr 08, 2026]
[Apr 08, 2026] Super Raw Material HRC 45 HRC 55 HRC 60 HRC 65 YG10X YL10.2&WF25 Germany K44&K40 Sandvik H10F Grain size 0.7 μm,Co10%,Flexural strength 3320N/mm² Grain size 0.6 μm,Co10%,Flexural strength ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2392. Chinese Craft Steel Processing Solid Carbide Twist Drill Bits with Inner Coolant [Apr 08, 2026]
[Apr 08, 2026] Product Parameters Products Function: Raw Material Carbide, Tungsten Cobalt Alloy, tungsten carbide Coating AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements Overall Length 38-330mm (customized is ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2393. Wholesale High Speed Cutting Solid Carbide Machine Drill Bits for Metal Processing [Apr 08, 2026]
[Apr 08, 2026] Product Parameters Products Function: Raw Material Carbide, Tungsten Cobalt Alloy, tungsten carbide Coating AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements Overall Length 38-330mm (customized is ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2394. Solid Carbide Cobalt Coated Twist Drill Bit for Cast Iron Working [Apr 08, 2026]
[Apr 08, 2026] Product Parameters Products Function: Raw Material Carbide, Tungsten Cobalt Alloy, tungsten carbide Coating AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements Overall Length 38-330mm (customized is ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2395. OEM ODM Supplied Professional Carbide Twist Drill Bit for Machining Tool [Apr 08, 2026]
[Apr 08, 2026] Product Parameters Products Function: Raw Material Carbide, Tungsten Cobalt Alloy, tungsten carbide Coating AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements Overall Length 38-330mm (customized is ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2396. High Drilling Performance PDC Drill Bit for Oil Water Mining Well [Apr 16, 2026]
[Apr 16, 2026] Product Description PDC bits utilize multiple diamond cutters arranged in specific patterns to shear the rock formation. These bits are mainly categorized into two types: matrix body PDC bits and steel body ...
Company: Suzhou Energy Tool Co., Ltd.
2397. Nq3 Core Drill Bit Washer Diamond Core Drill Bit for Hard Rock Limestone Drilling [Mar 26, 2026]
[Mar 26, 2026] NQ3 Core Drill Bit Washer Diamond Core Drill Bit For Hard Rock Limestone Drilling Product Description Size Bit O.D.Hole Diameter (mm) Bit I.D.Core Diameter (mm) Reaming Shell O.D. (mm) Waterway BQ 58.9 36.4 59.95 6 BQ3 ...
2398. 8-1/2 Inch Rock PDC Drill Bit for Diamond Drilling Tool [Apr 15, 2026]
[Apr 15, 2026] Description PDC Drill Bit : PDC bit is a fixed cutter drilling tool with polycrystalline diamond compact cutters used for rock drilling in oil, mining, water or gas wells. This drilling tool is manufactured ...
Company: Suzhou Energy Tool Co., Ltd.
2399. Eitfs New 2022 High Quality Carbide 2 Flutes 20d Twist Drill Bits for Stainless Steel [Apr 13, 2026]
[Apr 13, 2026] Product Parameters Products Function: Raw Material Carbide, Tungsten Cobalt Alloy, tungsten carbide Coating AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements Overall Length 38-330mm (customized is ...
Company: CHANGZHOU AITEFASI TOOLS CO., LTD.
2400. Geological Drilling Nq Impregnated Diamond Core Drill Bits Hard Rock Drill Bit [Apr 09, 2026]
[Apr 09, 2026] Products Description Product Advantage: 1. Impregnated Diamond Bit: Special mental coated diamonds to extend the diamond working life. 2. Surface Set Diamond Bit: Choose natural diamond with the fast drilling speed, ...
