PRECO has been engaging trade of annular cutter bits both at home and abroad. We have experience in design and manufacture. PRECO is mainly engaged in the business of spiral flute tap and other product series. This product is made with the required durability. It has a tough construction to withstand any form of weight, pressure, or human traffic. The surface treatment makes it highly resistant to wear. Using this product for a time will offset the initial cost of replacing the conventional alternatives, and it will yield an implicit return on investment for people. Under the quenching treatment, its hardness and toughness have been enhanced.
PRECO will be committed to innovation of carbide burrs and management philosophy. Ask!