... machine.It is the replacement for shredder parts. This kind of spare parts have high abrasion resistant,hardness and toughness.It is the part of shredder ... machine.This shredder machine is used for crushing/breaking the car,stone,glass to the pieces and plays the important role in the ... ,P,S,Cr,MoWeight:about 1120lbsMOQ:1 piece Cast Wall of Shredder