Product Description
We are professional of producer of drill pipe. We can produce E75, G105 grade drill pipe with ISO90001 certificate. Especially we can produce according to the buyers request. And we also can supply used tricone bits both TCI bits and steel tooth bits.If you are interested in our products please feel free to contact us.Tel:0086-317-2731816 Fax:0086-317-2731900 Website:www.drill-bits.com.cn andysuntrade AT yahoo.com.cn