M35 HSS-CO Cobalt Two Stage Step Drill Bit Screw Twist Countersink Drill for Stainless Drilling and Chamfering
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MOQ:
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Delivery Time:
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Product Description
M35 HSS-Co Cobalt Two-Stage Step Drill Bit
Screw Twist Countersink Drill for Stainless Steel Drilling & Chamfering
Product Description
The M35 HSS-Co Cobalt Two-Stage Step Drill Bit is specially designed for drilling and chamfering stainless steel and other hard metals in one operation. Manufactured from M35 cobalt high-speed steel (5% cobalt), this drill bit offers excellent heat resistance, wear resistance, and cutting performance, making it ideal for demanding applications.
The two-stage step design allows precise hole drilling and smooth countersinking, improving efficiency and ensuring clean, burr-free finishes.
Key Features
M35 HSS-Co Cobalt Material
- Contains 5% cobalt for superior hardness and heat resistance
- Excellent performance in stainless steel and hard metals
Two-Stage Step Design
- Drilling and countersinking completed in one operation
- Saves machining time and improves work efficiency
Sharp Twist Cutting Edge
- Smooth chip evacuation and stable cutting
- Reduces vibration and improves hole quality
Precision Countersink Angle
- Produces clean chamfered edges
- Ideal for screw head seating and finishing
Long Tool Life
- High wear resistance and reduced edge chipping
- Suitable for continuous and high-load drilling
Technical Specifications
| Item | Specification |
|---|---|
| Tool Type | Two-Stage Step Drill Bit |
| Material | M35 HSS-Co (5% Cobalt) |
| Cutting Design | Twist Drill + Countersink |
| Application | Drilling & Chamfering |
| Suitable Material | Stainless Steel, Steel, Alloy Steel |
| Shank Type | Straight Shank |
| Surface Finish | Bright / Black / Coated (Optional) |
Applications
- Stainless steel drilling and chamfering
- Screw hole preparation
- Sheet metal and plate processing
- Machinery manufacturing
- Maintenance and fabrication work
Advantages
- One-step drilling and countersinking
- High heat resistance for stainless steel
- Smooth holes with clean chamfer edges
- Improved efficiency and reduced tool change
Customization Available
- Different drill and countersink sizes available
- Custom countersink angles
- OEM / ODM branding supported
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Company
Changzhou AMG Precision Tool Manufacturing CO., LTD
Location
NO. 24-2 Lingshan Middle Road, Xixiashu Town, Xinbei District, Changzhou City, Jiangsu, China
Contact Person
NIKI