Through Bolts(anchor) 1)Body:steel/stainless steel 2)Nuts and washer: steel 3)Plating by yellow zinc,blue white zinc Through bolt/Wedge anchor 1)material:carbon steel,stainless steel2)Standard:DIN,ANSI3)Size:M6-M244)Length:40-360mm5)Finish:zinc plated,plain,yellow zinc plated,white zinc plated Through Bolt