... . Major Technical Specifications and Machining Range of the Machine:1 . Product overviewBTC2085n CNC Machine For Steel pipe (Sucker Rod,Tubing,Drill pipe ... steel pipe thread. As professional Sucker Rod,Tubing,Drill pipe machine, the BTC2085n is perfectly suitable for Petroleum industry and ... , 1 1/8, 2.Recently, the dedicated thread pipe machine can be remoulded by nomalMachine, but when the main axis ...