... Machine:1 . Product overviewBHQK580 CNC Machine For Steel pipe (Sucker Rod,Tubing,Drill pipe) is capable enough for processing the Petroleum steel pipe thread ... . As professional Sucker Rod,Tubing,Drill pipe machine, the machine is perfectly suitable for ... is, 5/8" to 20"Recently, the dedicated thread pipe machine can be remoulded by nomalMachine, but when the main ...