Rshuhx 320pcs M3 M4 M5 M6 Stainless Steel Bolts and Nuts 304 Cross Head Pan Mechanical Bolt Round Screws with Cylindrical Fasteners Metal Assortment Kit

【Combined Size】Our stainless steel nuts and bolts contained M3:M3X16, M3X20, M3X25, M3X30;M4:M4X16, M4X20, M4X25, M4X30;M5: M5X16, M5X20, M5X25, M5X25, M5X30; 30;M6 : M6X20, M6X25, M6X30, M6X40, each size 40pcs (M3.M4.M5.M6) A total of 320 pieces, 16 kinds of models. One purchase can meet your multiple needs. The bolts and nuts will be placed in a clear plastic box with matching labels, easy to use and install. 【High Quality Material】304 stainless steel screws and nuts, sturdy and durable, not easy to rust and corrosion resistant, which have high hardness, oxidation resistance and durability. The bolt and nut set is rustproof, corrosion resistant and wear-resistant. Can work well in humid environment 【Details】 Nuts and bolts meet metric standards and 304 stainless steel is very strong and durable. The surface is smooth without burrs. Our threads are very clear and accurate, the thread distance is about 1mm and the tight threads are not easy to deform and slide during use. 【Widely Used】 The bolt and nut set can be widely used in various precision machines, classification equipment, electronic products, household appliances, communication products, lights, toys, bicycle maintenance, etc.Our round head screws are suitable for professionals, amateurs, homeowners, craftsmen and other DIYers, maintenance workers 【After-Sales Service:】 When you receive the Bolts and Nuts Kit for the first time, if you have any problems with the product, please contact us by email and we will solve 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, it will always be our first step.