Product:  internal teeth washer

Size:                4mm to 200 mm                       also follow the customers' requirementsstandards:         GB/DIN/JIS and NON-STANDARD                       also follow the customers' requirementsMaterial:           65Mn/50CRV4/C67/SK5                   

                       also follow the customers' requirementsSurface tratement:  plain/blackened by oil/zinc plating Cr3+                  

                       also follow the customers' requirementsPacking:            export carton+pallet                       also follow the customers' requirements

Customer's design is welcomed.