... ,no dusty CNC Metal pipe cutting machine1 Air operated,the hydrauic pressure has the automatic feed,the chucking automatic installment,the movement is ... saw blade life and the section quality.4 Burr free,no dusty. Technical parameter TypeYJ-275YJ-315YJ-350YJ-455Aluminum Cutting Machine The saw cuts ... ,300250,275,300,315300,315,350350,400,455 YJ-350YNC Automatic Metal pipe cutting machine