Stainless Steel Hex Head Bolts or Stainless Steel Hex Cap Screw is a type of a machined bolt that is used with a nut or in a tapped hole. Unified national fine (UNF),Unified national coarse (UNC), UNJC and UNJF threads, Unified national extra fine (UNEF), UNK threads, UNR threads, Constant-pitch threads. ASME B18.
