Product Details: Color: Black Material: Carbon Steel Thread Type: Full Thread Package Content: 380 Pcs x Hex Socket Cap Screw Bolt Nut Washer Assortment Kit + Tools: 20pcs x M4-0.7x5mm, 20pcs x M4-0.7x6mm, 20pcs x M4-0.7x8mm, 20pcs x M4-0.7x10mm, 20pcs x M4-0.7x12mm, 15pcs x M4-0.7x16mm, 15pcs x M4-0.7x20mm, 50pcs x M4-0.7 Hex Nuts, 100pcs x M4 Flat Washers, 100pcs x M4 Spring Washers. Material - Constructed with carbon steel material with blackening treatment, these hex socket cap screws bolts nuts assortment kit of stronger durability, have a bright appearance, are not easier to deform or corrode, and have a long service life than other surface finishes.Feature - The button socket head cap screw is designed with an inner hex drive style and pan head, providing a higher torque and clamping force, as well as offering a wider bearing surface and high tensile strength. Application - Good replacement parts and construction fasteners for use in most machinery industries, automotive industries, electronics industries, manufacturing applications, die fixtures, and clamps, household appliances, DIY projects, marine and bicycle, etc.Notice - The screw bolt kits are packed in a durable box, to avoid making a mess, the box is clearly labeled so that you can quickly identify the size you need by the label.
