The wide range of application, can realize to steel, stainless steel, cast iron, heat resistant alloy

SU series twist drills bit

1. The wide range of application, can realize to steel, stainless steel, cast iron, heat resistant alloy materials such as the university processing.

2 The optimization of the structure and the wave trough type a cutting edge, to overtake the sharpness and intensity, scraps discharge more fluent.

3.140 ° Angle reduces the initial stages of the drilling into to force, provide excellent peeling, in order to improve the ability of hole processing quality

4. The nano structure of the TiTAIN coating, improve the heat and prevent product crumbs rigid

New arrived 4.2mm solid carbide twist drills bit