1Semi-automatic Pipe Cutting Machine. 2Pneumatic Control Circular Sawing Machines. 3Productive with High Flexible & Accuracy CNC Metal circular saw machine1 Air operated,the hydrauic pressure has the automatic feed,the chucking automatic installment,the movement is steady,the operation is simple,the labor intensity is low,highly effective.2 The tangent,the bevelling,the angle is freely precise.3 ...