This item is a set of stainless steel screw and nut wrench set. There are a variety of nuts and washers to meet different demands, the necessity of your home life. Nuts and washers expand the area and reduce the pressure in order to protect the screws and parts. Features - Color: Silver. - Size: 13 x 7 x 2.2 cm. - Material: Stainless steel. - Made of Stainless Steel,strong hardness, and good stability. - Thread design on the surface of the screws,avoiding screws being loosed effectively. - Generic Screw Assortment kit with different sizes,satisfy your wood and various locked needs. - The set of assortment screw is perfectly suitable for wood working and electronics fastened working. - Equipped with a transparent storage case for quick access and protection. Package list: 10 x M5x6mm screws 10 x M5x8mm screws 10 x M5x10mm screws 10 x M5x12mm screws 10 x M5x16mm screws 10 x M5x20mm screws 65 x M5 washers 65 x M5 nuts 1 x allen wrench