Bimetal steel strips The new high-tech material produced by top quality spring steel and HSS wires ,with electron beam welding by advanced machines from Germany. it is suitable for producing hacksaw blade,power saw blade ,jig saw blade ,reciprocating saw and band saw blade etc.The cutting tools which are made of bimetal material are charactered by good cutting ability ,high wearability and long life etc . Lisa fu Mobile number:0086-15854181028 email:xjingling321@163.com msn id :xjingling321@hotmail.com skype:xjingling321 qq:603286581