520 PCS Flat Head Screws with Nuts, M3/M4/M5 Carbon Steel Screws with Hex Nuts, Threaded Screw Set, Round Head Hex Nuts

• 【High Quality Material】These wood screws with nuts are made of high-hardness carbon steel material, strong and durable, with excellent rust resistance and excellent oxidation resistance, ensuring long-term use.
• 【Easy to Use】It has a durable enough surface that can be tightened, the force is even and not easy to slip, it is more convenient to use, the surface is smooth and easy to tighten.
• 【Easy to Store】Packaged in a durable clear plastic box with many grids to keep different sizes of carbon screw sorting kit, easy to store and find wood screws.
• 【Wide Application】Widely used in mechanical engineering, electrical engineering, chemical industry, water conservancy engineering, furniture engineering, etc. Ideal for use in tight areas where the head needs to be flush or under the surface.
• 【What You Will Get】You will receive a total of 520 m3 m4 m5 round head screws and nuts, which can meet your different needs and are enough for your daily use.

Pan head screws with hexagon socket nut Features: - Round head screws are made of high-quality carbon steel, which is strong, durable and durable. - Round head screws with hexagon socket and flange - Fully threaded (thread to end) - All carbon steel screws are stored in a storage box, making them easy to carry, use and find. - Assortment includes 520 pan head wood screws with nuts, enough for daily use. - Widely used in machinery industries such as housing, communication equipment, and ship assembly. Product information: - Material: carbon steel - Color: Black - Size: M3/M4/M5 - Quantity: 520 pieces Package includes: 30pcs - M3*8 30pcs - M3*12 30pcs - M3*16 30pcs - M3*20 120 pcs - M3 Nuts 20 pieces - M4*8 20 pieces - M4*12 20 pieces - M4*16 20 pieces - M4*20 80 pcs - M4 Nuts 15pcs - M5*8 15pcs - M5*12 15pcs - M5*16 15 pieces - M5*20 60 pcs - M5 Nuts Warm reminder: - The product contains small parts, please keep it away from children to avoid accidental swallowing. - If you have any problems when using screw classification, please feel free to contact us and we will solve your problem as soon as possible.