Api Spec 7-1 Drill Collar Aisi 4145h 165.1 9.15mm

Api Spec 5dp Drill Collar Aisi 4145h 158.8 9.15mm

Api 5dp Steel Drill Pipe, E75, X95, G105, S135

Nc46 Heavy Weight Drill Pipe, Aisi 4145h, 114.3 9.3mm, 21.45mm

Vacuum Brazed Diamond Hole Saw / Core Drill Bit Hexagon Shank

18v Li-ion Battery Cordless Hammer Drill

High Qualified Rate Drill Collar Production Line For Upset Forging Of Casing Pipe

Low Production Cost Drill Collar Machines For Upset Forging Of Drill Collar

Low Scrap Rate Oil Pipe Production Line For Upset Forging Of Drill Pipe

Good Consistency Pipe Thickening Machine For Upset Forging Of Drill Rod

High Efficient Automatic Pipe Upsetting Machine For Upset Forging Of Drill Rod

Professional Drill Pipe Upsetter Equipment For Upset Forging Of Oil Field Pipe
