Main products including : 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 : DIN471,DIN472,DIN6798,DIN6799,DIN6797…… 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 EQ145, EQ153,EQ140 1094, CA151,CA151,)…… 5.Insulated washer(plastic fastening): graphite and nylon washer,mylar washer(red,white,black),oxygen washer,plastic washer,nylon washer,all kinds of specification of products decided by customers.The material of products have : soft steel,middle carbon steel,65 manganese,stainless steel,aluminium,copper,insulated material,etc.The surface treatment adopt of blue zinc plating,white zinc plating,color zinc plating,black zinc plating,nickel plating,chrome plating,etc,handling it with nigrescence,quencher,backfire,cementite,etc.