1500 Pcs M2 M3 M4 M5 Socket Head Cap Screw Set, 1500 Pcs Black Carbon Steel Allen Bolts with Nuts & Washers, Metric Machine Screw Assortment Kit with Hex Key

• High Strength Black Carbon Steel:Made from durable carbon steel with excellent hardness and tensile strength. These black socket head cap screws are resistant to deformation and wear, providing reliable fastening for long-term use
• Precision Hex Socket (Allen) Design:Each screw features a clean, accurate metric thread and hex socket drive for secure tightening. The cylindrical cap head ensures even load distribution and reduces slipping during installation.
• Complete Kit with Nuts & Washers:Includes matching hex nuts and flat washers to increase contact area, improve fastening stability and protect surfaces from damage.
• Ideal for DIY & Professional Use:Suitable for machinery, furniture assembly, automotive repair, bicycles, electronics, model making and general workshop projects.
• Complete 1500 PCS Set:Includes a total of 1500 pieces in M2, M3, M4, and M5 sizes. All components are neatly organised in a durable, transparent storage box with individual compartments for each size, ensuring easy selection, convenient storage, and efficient work on any project.

What are the advantages of our screws and nuts set? 1. Bolts and nuts are made of high quality carbon steel, which is characterized by high hardness, high resilience, corrosion resistance and long durability. 2. Equipped with hex nuts and washers to increase the contact area, reduce wear, protect screws and extend the service life of components. 3. The hexagon socket design allows for even power transmission and prevents slipping during assembly. 4. All parts are delivered in a sturdy plastic box, clearly sorted and easy to store. 5. Suitable for furniture, machinery, electronics, vehicle repair, model making and many other industrial and home applications. Function: Material: carbon steel Color: Black Quantity: 1500 pieces This set contains: 50 pieces - M2 x 6mm 50 pieces - M2 x 8mm 50 pieces - M2 x 12mm 50 pieces - M2 x 16mm 40 pieces - M3 x 6mm 40 pieces - M3 x 8mm Pack of 30 - M3 x 16mm Pack of 30 - M4 x 8mm Pack of 30 - M4 x 12mm Pack of 20 - M4 x 16mm Pack of 20 - M4 x 20mm Pack of 20 - M5 x 8mm Pack of 20 - M5 x 12mm Pack of 10 - M5 x 16mm Pack of 10 - M5 x 20mm 200 pieces - M2 nuts 200 pieces - M2 washers 140 pieces - M3 nuts 140pcs - M3 Washers 100 pieces - M4 nuts 100pcs - M4 Washers 60 pieces - M5 nuts 60 pieces - M5 washers 4 x Wrenches After-sales guarantee: If you have any questions, please contact us in time and we will answer your questions as soon as possible. Notes: The dimensions were determined manually, so slight deviations are possible. Color may vary slightly from the online image due to your monitor's color settings. Please refer to the actual product. Thank you for your understanding.