Standard:DIN Product name:Flat Head Knurled Body Open End Rivet Nut Material:Stainless Steel, aluminum, carbon steel, copper Surface treatment:Finish .paiting.power Coating.brass Plating Head type:hex/pan/CSK/round/flat head Application:Instrument Finish:Phosphate Black Type:Precision Nonstandard Parts(OEM Service) Length:8mm-30mm Color:silver, gold,white ,black,yellow Show More