Inner Hex Width: 2mm / 0.08"; Screw Head Size: 5.5 x 1.5mm / 0.22" x 0.06"(Dia.*Thickness); Package Content: 50pcs x Hex Socket Bolts
Feature: Button head machine screws, hex socket drive. Metric machine screws for universal use.
Material: Made of alloy steel, black oxide coating finish, wear-resistant, anti-corrosion, and it is smoother to use.
Application: Widely used where fastening is required, the assembly and maintenance of households, machine tools, construction, and DIY projects. Such as household hardware, electrical products, mechanical equipment products, etc.