Item Type: M3 Hex Screws Nuts SetProduct Specifications: M3Material: 304 Stainless SteelPackage List30 x M3x10 Screws 30 x M3x16 Screws 30 x M3x20 Screws 30 x M3x25 Screws 30 x M3x30 Screws150 x M3 Nuts1 x Storage Box1No Residual Burr: Our accessories have uniform pitch, apparent threads, no residual burr, fixed threads, can get a great grip and very stable performance. 2Security and Environmental Protection: Our hex screw nuts are no pollution and environmental friendly. No harm to human body. 3Improve Efficiency: When the shaft of the fastener is fully inserted into the threaded hole, you need to use this type of screw nut, which can help you go to fix better and improve efficiency. 4304 Stainless Steel Material: This hex screw nut set is made of 304 stainless steel, which is rust free, oxidation resistance, corrosion resistance, acid and alkali resistance, and high hardness. 5Wide Application: Our accessories are suitable for door handles, lights, locks, toys, plumbing, and all kinds of machinery, electronic products, household electrical communication products, etc. around the store, garage or home.