2200 Pieces hex socket button head cap screws bolts nuts washer kit. 1 Hex wrenches and 1 tweezer included in this metric screw assortment. More Sizes M3 screws with matching nuts and flat washers to meet different projects demands, the necessity of your . All of the Hex screws nuts bolts washers are packed in a sturdy divided storage case. The machine screw assortment kit are widely used in all kinds of machinery, instruments, electronic products, household appliances, communication products, locks, lamps, lights and toys, etc. Colour:Silver Material:Stainless Steel Size:25x11x5cm Package Contents: 2200 x m3 screws 2 x Hex wrenches 2 x tweezer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.