HSS Co Twist Drill Bit

The application scenario of twist drill

1) insert welding blade or crown twist drill suitable for processing cast iron, hardened steel and non-metallic materials, such as the whole cemented carbide small twist drill for processing instrument parts and printed circuit boards.

2) insert welding blade or crown twist drill suitable for processing cast iron, hardened steel and non-metallic materials, such as the whole cemented carbide small twist drill for processing instrument parts and printed circuit boards.

Welcome to Behappy Crafts, we are the professional manufacturer of power tool accessories, we are specilized in drill bits, hole saw, cutting discs, etc. We have our own plant to produce different types of the twist drill bits for metal, aluminium, wood working. Our twist drill bits are processed by Roll Forged and Fully Ground, with the different angle. We can do the differnet surface treament, bright finish, black, tin coated, amber finsh etc. Our twist drill bits are fast working and dural to use. Welcome to visit us and start our cooperation.