Chengyu hydraulic breaker plywood/through bolt  are adopted high quality material of scr440(40cr) and scm440(42crmo) to produce.Each through bolt are assured properties and quality because all of them are finished by strict heat treatment ,machining and repeated testing the mechanical properties.

1.Unit Price:  US $ 18~22/ Piece
2.Shipment Terms:  FOB ,CIF
3.Payment Terms:  T/T ,L/C
4.Materials: SCR440(40CR) and SCM440(4CRMO)
3.Process: Strict heat treatment ,Machining and Repeated testing the mechanical properties
5.Export Markets:  South America, Southeast Asia, Mid East, Western Europe etc.