Features 1、100% brand new and high quality. 2、Made of nylon material, these acorn nuts are sturdy and durable. 3、It is not easy to slip when turning screw with wrench, mainly used for rough and simple components. 4、Acorn nuts can prevent nuts from getting loose and falling off. 5、It can be used as high strength fasteners for machinery, furniture, vehicles, etc. Specification Features: 100% brand new and high quality. Made of nylon material, these acorn nuts are sturdy and durable. It is not easy to slip when turning screw with wrench, mainly used for rough and simple components. Acorn nuts can prevent nuts from getting loose and falling off. It can be used as high strength fasteners for machinery, furniture, vehicles, etc. Specification: Material: Nylon Type & Quantity: M3*0.5 20PCS M4*0.7 20PCS M5*0.8 10PCS M6*1.0 10PCS M8*1.25 5PCS M10*1.5 5PCS Weight: 63g / 2.2oz (approx.) Package list: 1 box * Nuts Package List