China Hot Sale Impact Crusher Wearing Parts Blow Bar ... Other Plates Other Crusher Parts FAQ 1. Q: What kinds of products do you offer? A: We are mainly on parts for jaw crushers and cone crushers and also impact crusher and hammer crusher spare parts. 2. Q: What kind of materials are using for the products? A: We supply wear parts with various manganese content and for jaw crushers and cone crushers mostly the 13% and 18% manganese steel.