Hydraulic wagon drill bits

​DTH Crawler Hydraulic wagon drill bits for Rock Drilling , 108mm - 152 mm OD Wagon drill bits for Rock Drilling Products: Roschen have wide experience and series of high quality products as follows: 1. Button bits, connection tapered or threaded, diameter from 33mm to 127mm; 2. Cross bits, connection tapered or threaded, diameter from 28mm to 95mm; 3. Coupling sleeves, R25, R32, R38, T38, T45, T51; 4. Down the hole hammers, similar or equal DHD, COP, SD and BR etc. series