... .8,Gr8.8,Gr10.9,Gr12.9 4.Material:Q235,#1035,#1045,40CR .NameMetric carriage bolt2.StandardDIN, IFI, ISO, JIS, ... 8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A4494.ThreadUNC, UNF, UNEF, M ... , BSW, BSF, TR, ACME, NPT 5.MaterialCarbon steel(#1035,#1045,40Cr,35CrMo,42CrMo,B7,20Mn2,M20), Stainless steel(303 ... metal pail, then pallet or wooden case11.CaetificateISO9001:2008 carriage bolts