CA228 | 300PC MACHINE SCREWS & NUTS ASSORTMENT Fine Thread Round Head Slotted Nickel Plated. 11 Sizes: 6/40 to 10/32 300 Pieces Replacement Packs Available: Part # Size Pack Qty C228-1 6/40 x 1/2 18 C228-2 6/40 x 3/4 18 C228-3 6/40 x 1 24 C228-4 8/36 x 1/2 18 C228-5 8/36 x 3/4 18 C228-6 8/36 x 1 24 C228-7 8/36 x 1-1/4 24 C228-8 10/32 x 1/2 24 C228-9 10/32 x 1 24 C228-10 10/32 x 1-1/4 18 C228-11 10/32 x 1-1/2 18 C228-12 6/40 Nuts 24 C228-13 8/36 Nuts 24 C228-14 10/32 Nuts 24