Website describes industrial fastener in China.Wenzhou Nanlong Import&Export
Trading CO.,LTD.(China)-There is non-standard fastener,abnormal fasteners,Special fastener(bolts, nuts, screws, pins, stud, rods, OEM parts,precision parts, industial machineries parts, automobile parts, rivets),and surf to next
page you could also find the General Screw(e.g. Drywall screw, Chipboard
screw,Set screw,Self-drilling tapping screw ,Pan head tapping screw,Machine
screw,Flat head tapping screw) other general kinds(e.g. Flat washer,Split
pin,Spring washer),General kinds(e.g. screw ,nut,bolt).And
the the material are stainless steel (TP304-18-8,316,316L,310S.309S..317L.347H,904L(UB6)...),carbon
steel (C1018 C1022),aluminium,brass and so no.