cutting steel cutting big steel pipe 8mm-120mm,high speed , high precision+-0.01,good quality, ... ,Super and high speed CNC cutting steel cutting big steel pipe 8mm-120mmcutting steel bar,high speed,accuracy,metal rod 1 ... blade durability.7.it is applied to iron pipe, stainless steel pipe,aluminum piep,brass pipe,copper bar cutting. Agle9090round tube 110mm110mm Angle steel ...