Our factory specializes in many kinds of drill bits, including chisel type bits, cross type bits, button bits, tapered drill rods and integral drill rods, mainly used for mining, coal cutting, tunneling, rock cutting in quarrying, transportation and ... - Update: 2009-12-01

Taizhou Luqiao Xiaogangpao Rock Bit factory founded in 1995, is a manufacturer specializes in producing kinds of drilling tools. The drill tools are widely applicable to boring and drilling in the industries of stone-quarrying, mineral-quarrying, wat... - Update: 2009-12-01

Chisel Type Intergral Drill steel Shank size: H22 x 108mm (7/8 x 4 1/4 ) Length: 400mm - 3000mm (Length can be according to customers' specifications) Diameter: 26mm - 42mm The drilling tools are widely applicable to boring and drilling in the i... - Update: 2009-12-01