Our major products include Washer /Nuts/Bolts/Screw/ Rods and Studs/Stampings and other special parts as customers sample or drawing, mainly made of carbon steel,stainless steel(A3,A2, A4). Also we are exporting metal material to overseas market. Our main washer products are as follows: Washers ROUND FLAT WASHERS,SPRING WASHERS,SQUARE WASHERS, TAPPER WASHER,SPEICAL WASHER AS CLIENTS' DESIGN. DIN125,DIN9021,DIN126,DIN433,DIN440,DIN1440,DIN7349,DIN7989, NFE25513,NFE25514,BS4320,BS3410,USS/SAE,DIN6916,F436,DIN127, DIN7980,DIN137,DIN6797,DIN6798,DIN435,DIN436.