DIN34817 M6X20 Stahl 8.8 welding screw Qty: 20 000 pcs Threaded inserts – semi-hexagonal, reduced countersunk head, A2 stainless steel Grip 0.5-2.5 Qty: 50 000 pcs Threaded inserts – semi-hexagonal, reduced countersunk head, stahl Grip 0.5-2.5 Qty: 50 000 pcs