1.GB fastening: axes block washer,hole block washer,open block washer, undulated washer,saddle washer,taper washer,dentate washer,sawtooth fastening washer,fastening ring,pivot key,flat washer,wire block washer,etc. 2.DIN fastening : DIN471ú¼DIN472ú¼DIN6798ú¼DIN6799ú¼DIN6797 3.punching parts: Bearing clip,punching parts,pulling and elongate parts..... 4.Car punching parts: planet gear washer, half axes gear washer(suit for the car of EQ145ú¼ííEQ153ú¼EQ140íí1094ú¼ííCA151ú¼CA151ú¼) Depending on the customers.