Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd. is manufacturing & exporting the following products:
Rock Drilling Tools: Extension Drill Rods, Integral Drill Rods, Taper Rods, Pneumatic Drill Rods, Chisel/Cross/Button/DTH/Conical Bits, Coupling Sleeves, Shank Adaptors.
All of our products are in good quality and low price.