Screw Bolt Variety Pack Comes with a Total of 320 Pcs in Convenient Box
It contains 320pcs/5 Sizes of the commonly used Stainless Steel Screws Bolt Nuts. Size: 2mm 2.5mm 3mm 4mm 5mm. 20x2.5mm Nuts. 20x2 6mm spring washer. 20x2.5 8mm spring washer. 10x3 8mm spring washer.