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No Logo | Shan Xi Golden Diamond Petroleum Drill Tools Manufacturing Co., Ltd. We have 150 employees and 50% of them have college education, our assets are about RMB 20 millions. We have more 20sets Deep Hole Drilling and Boring Machine, Heat Treatment Machine and CNC Gas Thread Machine. We can manufacture slick Drill Collar, S... We are regularly Selling: drill collar, hwdp, kelly. Member since 2 September, 2008, China - Shaanxi | Primary Business Type(s): Manufacturer Buy & Sell Offers: 0 - No Current Trade Leads Products: 0 - No Current Products | |
| | No Logo | Shanxi Huanjie Petrolieum Drilling Tools Our company is a world class manufacturer and global distributor of drilling tools for the oil and gas industries, our products are used in oilfields all over china and exported to many countries. welcome to inquiry. we are looking forward to ple... We are regularly Selling: oil drill pipes, drilling collars, kellys. Member since 28 February, 2011, China - Shanxi | | | No Logo | Shanxi Weigao Petroleum Drilling Tools Co., Ltd Shanxi Weigao Petroleum Drilling Tools Co., Ltd, a private high-tech enterprise integrating scientific research, production and marketing, with years of history in the production of petroleum drilling collars, square kellys, and other products, produ... We are regularly Selling: drill collars, drill pipes, non-magnetic drill collars, integral heavy weight drill pipe, square kellys, hexagonal kellys, spiral drill collar. Member since 20 July, 2013, China - Shanxi | | |
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