HDD drill pipe
RoHS, BS, DIN, JIS, AISI, API
Oil Mining, Coal Mining, Well Drilling, Ore Mining, Trenchless Horizontal Directional Drilling
2 3/8" API Reg, 3 1/2" API Reg (API Thread, Custom
Friction Welding, Nitrading, Upsetting
Grade S135 HDD Drill Pipe Trenchless Steel Pipe
High Performance
Trenchless Horizontal Directional Drilling
Bundle
60mm, 73mm, 83mm, 89mm