cap screw Material: carbon steel, alloy steel Grade: ... 8 10.9 12.9 Surface Treatment: ZP Blacken HDG Socket cap screw1. Standard: DIN, ISO, IFI, BS, AS2. ... Material: Q195, Q235, 1035.35K,45K 40Gr 35GrMo,42GrMo...5. Size: M5-M52 (1/4"-2"), and length ... : Q195, Q235, 1035.35K,45K 40Gr 35GrMo,42GrMo...5. Size: M5-M52 (1/4"-2"), and length ... 25kg/cartonOuter packing: 115X80X60 cm, 36cartons/pallet cap screw