Description

The Tianhe DTH drill bits are made from hard alloy and special steel, which have high strength, high wear resistance and long life features. They can be widely applied in open-pit or underground miningï&frac*4;Œhydraulic engineeringï&frac*4;Œoil and natural gas engineering ï&frac*4;Œbridge engineeringï&frac*4;Œconstruction engineeringï&frac*4;Œgeotechnical engineering and some other fields。We can design and produce different drill bits according to custometrs&#**9; different requirements. Our company has passed ISO: ***1: ***0 qualities administer system certification. Our products have been sold to more than fifty countries。 (1) Size: *6mm***0mm (2) DTH Hammer: 3”**6” (3) Package: in wooden case (4) Productivity: ***0pcs/month