5-50pcs M1.6 M2 M2.5 M3 M4 M5 M6 M8 304 A2-70 stainless steel Metric Threaded Slotted Flat Slot Countersunk Head Bolt Screw

5-50pcs M1.6 M2 M2.5 M3 M4 M5 M6 M8 304 A2-70 stainless steel Metric Threaded Slotted Flat Slot Countersunk Head Bolt Screw

AliExpress