... :nickel diameter:8mm thread:50mm Product detailsCommodity name: hexgon bolt,hex head bolt,DIN931material:carbon steel,stainless steel,mild steel, alloys,copper ... ,black zinc,color,blue white,nickel,chromeMOQ:1000PCSdiameter:5-18mmlength:25-180mmthread:mm, unf,bsw etc.grade:4.8,6.8 ... Non-standard fasteners according to drawings or the samples hex bolt/Din931/hex head ...