HSS high speed steel hole opener

1After special heat treatment, the cutting edge is sharp and the strength is high.

2-edge computer indexing, high-speed grinding and forming

3. It has high precision, smooth cutting, special impact resistance and good wear resistance.

4. Cutting black, non-ferrous metal effect,

5. It can cut on uneven workpieces, such as opening holes in various types of pipes.

6. When cutting cold and hard materials, coolant should be added according to the cutting edge temperature.

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Shipping instructions:

Because there are too many specifications and the metal is heavy, the weight varies greatly. Therefore, when you take a large quantity, the cumulative shipping fee will be inaccurate. If the shipping fee is inaccurate, please contact customer service to modify the shipping fee.