We can supply all kinds of speical screws made by forging, turning, stamping, casting. We can supply all kinds of fastener as below: NUTS ... Head Bolts, Hex Lag Bolts, Carriage Bolts, Hex Flange Bolts, U Bolts, Eye Bolts. SCREWS: Self Drilling Screws, Chipboard Screws, Dry Wall Screws, Machine Screws, Self-tapping Screws, Hanger Screws WASHERS ...