... are bolts, screws, nuts, machine screws, plain washers, spring lock washers, wood screws, tapping screws, drilling screws, chipboard screws, drywall screws, furniture screws, rivets, anchors ... other special materials. For finishing, we provide black oxide, zinc electroplating, phosphate, copper plating, mechanical galvanization, hot dip ... you are welcomed to visit us. HEX BOLTS ZINC PLATED