... free forging. 2.ISO 9001:2000 C41-1000 air hammer1.Model: C41-1000 1000kgs Pneumatic hammer 2.Machine type: ... to all kind of free forging.--Extending, heading, punching, cutting, forging, welding, twisting, bending, mould forging--Switch power then can used ... all kind of free forging.--Extending, heading, punching, cutting, forging, welding, twisting, bending, mould forging--Switch power then can used ...