YOUYIDUN 633 Pcs M3 M4 Nuts and Bolts Set, Hex Socket Head Cap Screws Bolt and Nut, Assorted bolts and nuts and Washers Assortment, DIN912 Machine screws set, Hex Socket Cap Head Screws Bolts Set

What are the advantages of our hex socket cap screws and nuts and washers set? 1. Hex bolts are made of high-quality carbon steel material, with the characteristics of high strength, high hardness, corrosion resistance and durability. 2. The nut and bolt set adopts hexagonal design, which is evenly stressed and not easy to slip. It is easy to install and disassemble with the equipped hexagonal wrench. 3. The threads of m3 m4 nuts and bolts are clear and the pitch is uniform, which is not easy to deform or slip during work. 4. The washers and nuts equipped with machine screws make your installation more precise. 5. Widely used in furniture repair, mechanical instruments, electronic products, electrical appliances, DIY projects, communication equipment, 3D printing equipment, petrochemical industry, ship power station, construction and other fields. Features: Material: Carbon Steel Color: Silver Quantity: 633 Pcs Package Includes: 40 Pcs - M3x6mm 30 Pcs - M3x8mm 30 Pcs - M3x10mm 25 Pcs - M3x12mm 20 Pcs - M3x16mm 120 Pcs - M3 Nuts 120 Pcs - M3 Washers 20 Pcs - M4x8mm 20 Pcs - M4x10mm 15 Pcs - M4x12mm 15 Pcs - M4x16mm 12 Pcs - M4x20mm 82 Pcs - M4 Nuts 82 Pcs - M4 Washers 2 Pcs - Wrenches After-sales Guarantee: If you have any questions, please contact us in time and we will answer your questions as soon as possible.