... ANSI hex head wood screws 5/16*2-1/2 (+3 Cr black) 1.standard:ANSI 2.material:35ACr 3.grade:5 ... hex head wood screws 5/16*2-1/2 (+3 Cr black)1.Metail:Carbon steel,stainless steel,35CrMo,35#. ... etc.2.Size:1/4-1''3.Standards:DIN ,ANSI/ASME,BS,GB,JIS,Non ... 5.Packing:in bulk,15-25kgs per carton,then on pallet or small box or according to customers requirement6.Delivery ...