840 Pcs M3 Screws Set, Countersunk Hex Socket Head Cap Screws and Nuts Set, M3 Bolts and Nuts Assortment, Hexagonal Flat Head Machine Screw, with Wrench

•Exquisite Material: All M3 screws sets are made of high-quality 10.9 grade carbon steel, with high hardness and high torque, superior stability and density, not easy to break or deform, corrosion-resistant, not easy to rust, sturdy and durable, perform well in any environment.

•Flat Head Hexagon Socket Bolts Assortment Set: M3 nuts and bolts adopt a flat head hex socket design, with a large head contact area and a more balanced force. The hex socket head design allows for easier tightening and loosening of screws using a hex wrench. Not only does this provide more torque, it also reduces the risk of slippage and damage during tightening.

•Practical Design: The threads of the hexagon socket bolts are uniform and smooth, with clear lines, balanced use, and good tightening effect, has the advantages of easy fastening and disassembly, and is not easy to slip. Equipped with an installation wrench. When tightening m4 screws, the wrench is not easy to slip out and the tightening effect is better.

•Multi-scene Application: Suitable for assembly, repair, and DIY work in offices, factories, homes, and workshops. Widely used in the mechanical field, communication equipment, electromechanical equipment, ship equipment, household appliances, engineering machinery, automobiles, motorcycles and other parts fixing.

•Package Includes: You will receive 840 pieces in total, sizes and quantities include: 40 pcs m3x6mm, 40 pcs m3x8mm, 40 pcs m3x10mm, 30 pcs m3x12mm, 30 pcs m3x16mm,20 pcs m3x18mm, 20 pcs m3x20mm, 20 pcs m3x25mm, 20 pcs m3x30mm, 20 pcs m3x35mm,280 pcs m4 nuts,280 pcs M3 Washers, 1 x m3 wrench, meeting the needs of multiple scenarios and fields.