... of the 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 ... standards of Steel pipe processing, that is, 5/8" to 20"Recently, the dedicated thread pipe machine can be remoulded ...