Features： 1、304 Stainless Steel: Pan head screws made of high quality 304 stainless steel, wear resistant, durable, corrosion resistant, and high strength. 2、Enlarged Contact Area: Nuts and washers expand the contact area and reduce the pressure to protect screws and parts. 3、Uses: Screws are suitable for professionals, amateurs, landlords, repairers, and other DIY personnel, in industrial, home, and outdoor scenarios. 4、Special Packaging: In order to prevent screws from being scattered or lost during use, different types of screws are specially packaged for convenience and storage. 5、 Substitute: This kit is very suitable for replacing damaged and missing screws. When you are angry about the missing screw, which is your friend. Specification： Item Type: Screws Washer Nuts Kit Material: 304 Stainless Steel Specifications: 20Pcs M2 x 5 20Pcs M2 x 8 15Pcs M3 x 10 10Pcs M4 x 16 10Pcs M5 x 16 20Pcs M2 x 8 20Pcs M2.5 x 12 15Pcs M3 x 16 10Pcs M4 x 20 10Pcs M5 x 20 40Pcs M2 Nuts 40Pcs M2.5 Nuts 30Pcs M3 Nuts 20Pcs M4 Nuts 20Pcs M5 Nuts Package List： 150 x Cross Pan Head Screw 150 x Nut