Product Information
- Pan hex socket self-tapping screw possess deep thread, even pitch and clear lines
- Tail end is of sharpness with good self-tapping texture, time-saving and labor-saving in use, convenient operation, not easy to slip
- The force is well-balanced when in use, and the tightening force is good
- Standard groove bring uniform force, not easy to slip, smooth inside and outside, easy to use
- Made of carbon steel material, have higher hardness and better wear resistance
