Jiangsu Profile
Product List
3706. Factory High Hardness Tungsten Carbide Twist Hole Drill Bits 
[Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3707. Factory High Hardness Tungsten Carbide Twist Hole Drill Bits for Machine [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3708. Factory High Hardness Tungsten Carbide Twist Drill Bits [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3709. Factory High Hardness Tungsten Carbide Twist Drill Bits for CNC [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3710. Factory High Hardness Tungsten Carbide Twist Drill Bits for Machine [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3711. Factory High Hardness Tungsten Carbide Twist Drill Bits for Machine Tool [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3712. Manufacturer High Hardness Tungsten Carbide Twist Drill Bits for CNC Machine [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3713. Manufacturer High Hardness Tungsten Carbide Twist Drill Bits [Jan 23, 2024]
[Jan 23, 2024] High Hardness Tungsten Carbide Twist Hole Drill Bits 1. Raw Material HRC45 HRC55 HRC60 HRC65 YG10X YG10.2 &WF25(Taiwan) K44 & K40 Sandvik H10F Grain Size:0.7um Co:10 % Flexural ...
Company: Changzhou Hongjian Tools Co., Ltd.
3714. HSS Step Twist Drill Bits Sets [Jan 01, 2022]
[Jan 01, 2022] We make CBN ground 3 PCS step drill bits sets. The step drill bits are made from high grade of high speed steel. Tin coating and Tialn coating on request. Metal box or blister card packing on request. Size: ...
3715. DIN338 Jobber Length High Speed Steel HSS Twist Drill Bit [Mar 03, 2026]
[Mar 03, 2026] Product Description Product Name DIN338 Jobber Length High Speed Steel HSS Twist Drill Bit for Metal Drilling Material HSS (Cobalt HSS-E is Available) Process Fully Ground (Rolled, Rolled ...
Company: Xuzhou Perfect Tools Co., Ltd.
3716. 13PCS HSS Metal Drill Bits 1.5-6.5mm High Speed Parallel Shank Titanium Twist Drill Bit Set for ... [Oct 29, 2025]
[Oct 29, 2025] Fully Ground Metal M35 Cobalt Hss Twist Drill Bit For Metal Drilling Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section. Bits are held in a tool called a drill, which ...
3717. Hot Sale 13/19/25 PCS HSS Straight Shank Titanium Coated Twist Drill Bit Tool Set in Metal Box [Oct 29, 2025]
[Oct 29, 2025] Fully Ground Metal M35 Cobalt Hss Twist Drill Bit For Metal Drilling Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section. Bits are held in a tool called a drill, which ...
3718. Professional M35 Cobalt High Speed Steel Fried Dough Twist Drill Straight Shank Twist Drill Bit for ... [Oct 29, 2025]
[Oct 29, 2025] Fully Ground Metal M35 Cobalt Hss Twist Drill Bit For Metal Drilling Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section. Bits are held in a tool called a drill, which ...
3719. HSS 1/2" 3/8" Reduced Shank Twist Drill Bits Tools Cobalt for Metal Stainless Steel Iron [Jul 23, 2025]
[Jul 23, 2025] Wholesale Factory HSS6542 1/2" and 3/8" Reduced Shank Twist Drill Bit For Metal Iron Sheet Wood Drilling MAIN PRODUCTS Drill Bits For Metal Drill Bits For Wood Drill Bits For Masonry Hole Saws Diamond Saw ...
Company: JIANGSU HAOKE MATERIAL TECH CO.,LTD
3720. High Quality HSS M42 Cobalt 8% Twist Drill Bit for Hard Stainless Steel [May 19, 2025]
[May 19, 2025] Why choose "Perfect" cobalt drill bits? The research shows that HSS with cobalt has a higher temperature resistance and Red hardness, a greater wear resistance(Hardness) and a higher heat treat response than HSS ...
Company: Xuzhou Perfect Tools Co., Ltd.
