Countersunk head bolt Standard ASME, ASTM, IFI, JIS, AS, DIN, ANSI Material Low Carbon Steel, Alloy Steel Size M5-M48 / 1/4 Product ... Name Countersunk head boltBrand NameDazheStandard ModelDIN ANSI JIS ASTMFINISHBlack,Zinc Plated ,HOT ... .8 6.0 8.8 12.9gradeProduct sizeM3-M48 1/4"-3"packing listIN carton with palletsDelivery Lead Time30-45 days ...