... , good quality,competi 1,We have totally 10 sets of Pipe cutters,Pipie Bender,Arc Punching Machine, and have the capacity ... ,wall thickness:1.2mm4,treatment:Aluminum5,thickness:38.1mmin our factory 1) materialsteel,stainless steel,and other metal material2) high quality ... )various stamping machine6)professional stamping tooling design. 2012 good-quality tube bending steel factory (ISO approved)