JS ROCKTOOLS (a subsidiary of Guiyang Jiesheng Tech-ind Trading Co. Ltd., which, besides JS International, includes two major manufacturers of rock tools in China), is specialized in the supply of following for quarrying, mining, tunneling, construction:---Rock drilling equipment and accessories (Chisel/cross/button bits, integral/tapered drill rods, pneumatic jackhammer, gasoline hand-held rock drills etc.)---Tungsten carbide inserts---Down the hole hammer and bit; milled tooth and TCI tricone bits---Rock bolts and disposable drill bits for rock bolting---Paving breakers tools and pick hammer tools,---Diamond cutting blades, diamond core bits
