Zhongzuan (Chongqing ) Precision Tools Manufacturing Co., Ltd.
Professional manufacturer of drill bits and diamond tools in China.
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M35 Cobalt Spiral Flute Step Drill Bit Step Cone Drill Bits
1. Zhongzuan step drill has high precision, durability, fast drilling, long life, complete specifications, complete specifications, high temperature resistance, and quality assurance
2. Sharp and no burrs, spiral angle chip removal more smoothly
3. Wire drawing process, wear-resistant split design. 118°X type opening to reduce drilling slip
4. Optical fiber marking, the diameter is clear at a glance, and the writing is clear and clear
5. Strengthen the cutting groove to effectively block the damage caused by the splash of metal chips
6. Firm triangle drill, universal shank type, firm and durable
Scope of application
| HSS 4241 | Suitable for workpieces with hardness below 25°, such as iron plates, aluminum plates, and PVC plates. |
| HSS 6542(M2) | It is suitable for workpieces with hardness below 28°, such as iron plate, aluminum plate, sheet metal, and copper plate. |
| M35 contains cobalt | |