Head style: Hex Socket screws round Head
Diameter of thread : M3(3mm)
Length: 6mm(not include head size)
Colour: Black
Quantities: 20
Material:Carbon steel
All dimensions are measured by hand, so there will be a little errors.
Size explain: for example: M3 x 10mm(Hexagon Head Diameter is 3mm and screw length is 10mm which is not include head size)