Our major products low nickel ss200 0.5% nickel stailnes steel fasteners,sus304 and sus316 just be drawing, also produce brass cooper pip fitting,our products are standard hex bolts,carriage bolts,socket head cap screws,machine screws,wood screws,self tapping screws,self drilling screws,chipboard screws,drywall screws,hex nuts,nylon nuts,flange nuts,square nuts,weld nuts,thin nuts,domed nuts,threaded rods and drawing fasteners.