newlng 520pcs Bolt Set Stainless Steel M3 M4 M5 M6 Cylinder Screws with Hexagon Socket 304 Stainless Steel Screws with Nuts Washers Set A2-70 Hexagon Bolt for DIY Fixing Accessories

【M3 M4 M5 M6 screws and nuts set size】 M3x10, M3x20, M3x30, M4x10, M4x20,M4x30, M5x10, M5x20, M5x30, M6x10, M6x20, M6x40 in different sizes. A total of 520pcs of screws, nuts, washers and spacers. Bolts and nuts comply with metric standard, studs DIN912, nuts DIN934, washers DIN125, spring washers GB93. 【High quality hexagonal screws】The screw range is made of high quality stainless steel 304, which has good corrosion resistance. metric screws set are balanced in use, have good strength, are easy to use and do not slip. Washers are mainly used to reduce pressure and friction. 【Complete Hex Bolt Set】Our Thread Bolt Set comes with a full set of screws and hex nuts, retaining rings and washers for more precise installation and an enlarged contact area to reduce loads and protect parts and screws. You can use it appropriately according to actual needs. It will be a good helper for your repair. 【Application】Stainless steel screws assortment box Widely used in 3D printer components, home textiles, furniture installation, bicycles and motorcycles, industrial machinery, automobiles, construction, repair of smart devices 【After-sales service:】When you receive the bolts and nuts Kit for the first time, if you find any problems with the product, please contact us by email and we will resolve it as soon as possible. At the same time, if you have any questions or suggestions about our products, we also welcome you to contact us by email at any time to provide customers with good service, will always be our first step.