Profile: Hercules Fasteners supplies stainless steel fasteners, metric bolts, lock nuts, pins, washers, socket head products, alloy and other fasteners. Our stock of fasteners include socket products, socket head cap screws, all styles of machine screws, rivets, taps & dies, drill bits and adhesives. We provide metric or inch sizes, alloy or stainless steel fasteners, plain finish or the RoHS compliant plating. We are ISO 9001:2000 certified.