We have specilized in research, development and production of Top Hammer Rock Drilling Tools, Down The Hole (DTH) Drilling Tools, Air Compressor, Water Well and DTH Drilling Rigs for more than 20 years.
We manufacture and supply rock drilling accessories and spare parts, e.g. drilling adapters, driver sub/drive chuck, top sub/back adaptors/ backhammers, foot valve, crossover subs, bit retainer rings/stop ring, bit bearing, special wrenches, piston, piston case/control tube/external cylinder etc.
Adaptors/Subs: Box to Box, Pin to Pin, Box to Pin.