China API SPEC 5DP Drill Pipe Manufacturer Landee offers API SPEC 5DP Drill Pipe, G105 Drill Pipe, 88.9 Size, NC38 Thread, 9.35mm Wall Thickness.
China AISI 4145H Square Kelly Manufacturer Landee offers AISI 4145H Square Kelly, API SPEC 5DP, SPEC 7-1, 6-5/8REG-LH-NC50, 25.4mm, 133.4 * 16.46mm.
China AISI 4145H Hexagonal Kelly Manufacturer Landee offers AISI 4145H Hexagonal Kelly, API SPEC 5DP, SPEC 7-1,133.4*16.46, 6-5/8REG-LH-NC50, 31mm.
China AISI 4145H Drill Collar Manufacturer Landee offers AISI 4145H Drill Collar, API SPEC 5DP, API SPEC 7-1, 158.8*9.15mm, NC46 Thread, 43.7mm W.T.
China AISI 4145H Drill Collar Manufacturer Landee offers AISI 4145H Drill Collar 2, API SPEC 5DP, API SPEC 7-1, 165.1*9.15mm, NC50 Thread, 46.85mm.