Usage Tips:[]These Nuts are made of Stainless Steel which is one of the highest forms of strength and corrosion resistant metals, making it last longer than other Nuts on the market today [APPLICATIONS]Stainless Steel SAE Hex nuts Serves a wide range of use and for professionals, amateurs, landlords, repairmen, other DIY . The set is perfect to replace broken and missing nuts. When you are mad for the missing nuts, it is a perfect friend for you [PACKAGING]All of Hex Nuts are packed in a durable and sturdy Box. In order to avoid the nuts being scattered or lost during use, we specially package for each different type of nuts for your convenience and storage [YOUR CHOOSE]Our hex nuts are very strong and are great for both indoor and outdoor use. This stainless is superior to regular steel and provides excellent rust resistance. They have superior corrosion, rust resistance and the excellence of oxidation resistance, pollution-free colour: silver Material: metal Package Contents: 50 x hex nuts #2-56 40 x hex nuts #4-40 40 x hex nuts #6-32 40 x hexagon nuts #8-32 30 x hexagon nuts #10-24 25 x hexagon nuts #12-24 20 x hex nuts 1/4inch-20 20 x hex nuts 5/16inch-18 15 x hex nuts 3/8inch-16 Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.