... .surface: galvanized,nickel 3.free sample for buyer 4.bolt and nut avalia name of commedity: metal anchor boltmaterial: stainless steel ... finish: plate white/bule/yellow zinc,play nickel ,cleaning,phosphate and black oxide coatingtrade terms: FOB,EXWPackag:carton box,poly bag ... of pin as per the client's drawing. hex bolt manufacturer or exporter