... Major Technical Specifications and Machining Range of the Machine:1 . Product overviewBHQK580 CNC Machine For Steel pipe (Sucker Rod,Tubing,Drill ... thread. As professional Sucker Rod,Tubing,Drill pipe machine, the machine is perfectly suitable for Petroleum industry and Engeneering industry ... 5/8" to 20"Recently, the dedicated thread pipe machine can be remoulded by nomalMachine, but when the main ...