3mm / M3 x 0.5 - Stainless Steel FLAT HEAD Socket Cap screws Countersunk 90° DIN 7991
M3-0.5 Flat Head Socket Cap screws. These have a class 12.9 rating and are coated in Thermal Black Oxide.
Diameter : M3 / 3mm
Thread Size : 0.5 - Coarse (Standard) Thread
Length : Countersunk screws measured 'overall length' See diagram below.