Features Material: Made of high-quality 304 stainless steel with high strength and good corrosion resistance in harsh environments such as high temperature, cold weather and high humidity areas. They have superior rust resistance and excellent oxidation resistance to ensure long-term use. Wide Range of Applications: The combination set is suitable for DIY, fast and convenient. Suitable for professionals, hobbyists, landlords, repairmen, other DIYs. This set is great for replacing damaged and missing screws. It's your perfect friend when you're mad at a lost bolt. This kit is available in many different sizes to meet your largest requirements. Packaging: All bolts and nuts are packaged in a durable and sturdy box to effectively bear the weight of the entire package. To prevent the screws from being scattered or lost during use, we have specially packaged each different type of screw for your convenience. Not only give you the best products, but also give them the best storage systems. Set: Set includes 9 types of screws, flat washers, spring washers, nuts and mounting wrench. Different sizes can meet your different uses. Rugged and durable, it has a long service life and is suitable for a variety of projects. Portable for easy access and storage. Guarantee: If you have any questions or suggestions, please feel free to contact us. We will do our best to provide you with a pleasant shopping experience. Features: 1.The set includes 9 kinds of screw,flat gasket,spring washer,nut and installation wrench. 2.Made of well selected 304 stainless steel of good rust and corrosion resistant ability. 3.The combination set is idea for DIY,quick and convenient. 4.Rugged,durable and have long service life,applicable to many kinds of works. 5.They are integrated in a box,portable and convenient to access and store.    Specification:  Item Type:Socket Head Cap Screw Material:304 Stainless Steel Package List: 160PCS M2.5 Flat Washer 160PCS M2.5 Spring Washer 160PCS M2.5 Nut  2PCS M2.5 Mounting Wrench 20PCS M2.5x4 Screw  20PCS M2.5x5 Screw  20PCS M2.5x6 Screw  20PCS M2.5x8 Screw  20PCS M2.5x10 Screw  20PCS M2.5x12 Screw  20PCS M2.5x16 Screw  20PCS M2.5x18 Screw  20PCS M2.5x20 Screw  Package List