Description: 100% brand new and high quality. Feature: Made of high-quality metal material, durable, firm and stable for us to use. It includes M3x5mm 20pcs, M3x6mm 20pcs, M3x8mm 20pcs, M3x10mm 20pcs, M3x12mm 20pcs, M3x16mm 20pcs, M3x20mm 20pcs and M3 hex nut 160pcs. Easy and simple to use and operate, no other tools required. Screws and Nuts only, other accessories demo in the picture is not included Specifications: Item Type: Screws+Nuts Material: Metal Size: 13.2x6.8x2.3cm/5.1x2.6x0.9in Color: Black Quantity: 300pcs/box Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 20PCS x M3x5mm Screws 20PCS x M3x6mm Screws 20PCS x M3x8mm Screws 20PCS x M3x10mm Screws 20PCS x M3x12mm Screws 20PCS x M3x16mm Screws 20PCS x M3x20mm Screws 160PCS x M3 Hex Nuts