Hebei Garisco Petroleum Pipe Co., Ltd is a professional manufacturer in casing pipe and tubings which mainly service in oil&gas field,The pipe mainuse for water well、 oil well、 gas well、 etc. The specification for tubing from 2-3/8” to 4-1/2”. and casing pipe from 4-1/2” to 20”.with EUE、NUE、BTC、 LTC、 STC and OTTM. Our products export to the Middle East、South America、Central Asia、Africa and other oil country &government oil department