n° 96 pcs - Hexagon socket head cap screw - ANSI B18.3 - 5/16"-18 UNC x 1-1/4" LG. - Materiale : Stainless steel 18-8 (304) ASTM F837 Group 1 CW n° 96 pcs - Lock washer with regular outer diameter M8 (5/16") D.N. "NORD-LOCK" #NL8ss - Materiale : Stainless steel Aisi 361L