UNF 10/ 32 Socket Screw Countersunk High Tensile 10.9 DIN7991
UNF 10/ 32 Socket Screw Countersunk High Tensile 10.9 DIN7991 UNF 10/ 32 (32 T.P.I.), Fine Pitch, High Tensile (Grade 10.9), Self Colour. They are tightened and loosened with an allen/ hex key drive.