Product Description

The Kaiyu DTH drill bits are made from hard alloy and special steel, which have high strength, high wear resistence and long life features. They are widely used in metalllurgy mine, geological exploration, water and electricity, traffic tunnel quarry and so on. We can design and produce different drill bits according to custometrs' different requirements. Our company has passed ISO: ***1: ***0 qualities administer system certification. Our products have been sold to more than thirty countries.