... speed CNC cutting steel cutting big steel pipe 8mm-120mmcutting steel bar,high speed,accuracy,metal rod 1.Simple and convenient to operate.2.Two kinds of speed ... and shutting down function makes operation easy.5.Equipped with a digital screen,it is easy to adjust the ... the blade durability.7.it is applied to iron pipe, stainless steel pipe,aluminum piep,brass pipe,copper bar cutting. Agle9090round ...