Exquisite Materials: M3 m4 screws set is made of high-quality carbon steel, with exquisite workmanship, nickel plating treatment, high strength, high hardness, corrosion resistance, not easy to rust, not easy to deform and break, with long-term durability and stability
Hex Socket Head Cap Screws Bolts and Nuts Set: Hexagon socket head cap screws design, uniform force, not easy to slip, easy to install and disassemble. m3 m4 bolts and nuts set is designed with clear threads and uniform pitch, making it less likely to deform and slide during operation
Hex Nuts and Washers: Hex nuts and wrenches can make your installation more precise, tighten better, carry greater loads, protect screws, extend service life, provide strong holding force and maximum clamping force
Widely Used: Ideal for mechanical fields, communication equipment, electromechanical equipment, marine equipment, household appliances, transportation equipment, mechanical engineering, furniture repair, automobiles, motorcycles, and other parts fixing
Package Includes: A total of 633 pcs, sizes include: m3 x 6mm/8mm/10mm/12mm/16mm, m4 x 8mm/10mm/12mm/16mm/20mm, including nuts and washers of corresponding sizes, and 2 x wrenches, the quantity meets the needs of multiple scenarios