Qingdao Worldrill Co., Ltd

Qingdao Worldrill Co., Ltd is specilized in manufacturing and exporting a wide range of rock drilling tools of top quality. They are used in water well drilling, mining, quarrying, tunneling, construcion industries and other related fields. The drilling tools include DTH hammers, DTH bits（working at both high air pressure and low air pressure) and overburnden drilling systems; Top hammers like threaded button bits, retrac button bits, shank adapters, couplings, extension rods, MF speed rods; as well as other tools used in driilling, including drill rods,joint adapters, back hammers,breakout bench of DTH hammers, and etc.