Knowledge

The product can be used in automobile processing, aerospace, sheet metal processing, electrical installation and maintenance and other industries.

At present, the integral step drill is made of CBN full grinding. The materials are mainly high-speed steel, cemented carbide, etc.

If the saw blade is not used immediately, it should be placed flat or hung by the inner hole. No other objects or footsteps should be stacked on the f

When working, the workpiece should be fixed, and the profile positioning should be in accordance with the direction of the knife

The equipment is in good condition, the main shaft has no deformation, no radial jump, firm installation and fixation, no vibration, etc.