tricone bit rock bit single bit roller bit

Urumqi siruite Machinery Equipment Company Limited, founded in 1986, with 3 million registered assets, is located in beautiful Urumqi, Xinjiang Uygur. Our company is the most professional one which can offer high-quality drilling equipments and accessories for oil drilling, geological drilling and water well drilling. Our products include tricone bits, single cone bits , PDC bits, geological broaches, drill pipes, drill collars, lifting rings，hang tags, tongs, mud pumps, diesel engines and so on.
okpkosfyx#sina.com
jane2012322#hotmail.com