Twin wing coal bits/ Carbide coal bit:

Applications: apply to the anchor-network support hole drilling in coal mine, hydraulic project. Etc.

Characteristics:

1. High wear resistance and impact-resistance toughness.
2. To repeat repair & greaning are not necessary, long drill life.
3. High efficiency could be promoted sharply in penetration of high-medium hard rock formation.
4. Labour intensity could be reduced.
5. Rock formation to be suitable t:f=4-12

3 wings/ 2 wings

Product description:

The coal bits are mainly used in coal and mine drilling.

We can do different measures according to customer’s requirements.