Welcome to our site !<br /><br /> Urumqi SRT Mechanical Equipment Co., Ltd is located in Urumqi of Xinjiang ,China ,which decides our convenient transportation .SRT is specialized in tricone bits, PDC bits,drill rods, drill collars, engineering bits, stabilizers for water well, oilfield, construction and underground foundation work worldwide. All products are supported by API and ISO standards. Various of models and dimensions are available. <br /><br /> Our Mission is to provide a quality product at a competitive price and establish a repeat customer relationship.