Set of 5 Kits (Hex Screw + Nut + Washer) - Available in M2, M3, M4, M5 Threads of Various Lengths

M2 M3 M4 M5 hexagon socket screws and nuts comply with the standardised metric system, made of high-quality alloy steel with good corrosion resistance and long team use, low temperature resistance. 
M2 x 8 mm/12 mm/16 mm/20 mm, M3 x 8 mm/12 mm/16 mm/20 mm, M4 x 8 mm/12 mm/16 mm/20 mm, M5 x 8 mm/12 mm/16 mm/20 mm. With M2/M3/M4/M5 nuts and washers, different sizes can meet your different needs.
The quality screws are often used where a noble impression is desired. The special head shape allows optimal countersinking of the screw in the component. With the M2, M3, M4 and M5 nuts and washers, the installations are now more precise and the contact area increases, reducing pressure and protecting the parts and screws.
 hexagon socket screw set suitable for furniture repairs, mechanical instruments, electronic products, household appliances, DIY projects, communication equipment, etc. It is a very important hand tool for the family.