M3
Thread diameter: 3mmØ
Thread pitch: 0.5mm
Head diameter: 7mmØ
Head height: 1.7mm
Torx drive size: TX10
M4
Thread diameter: 4mmØ
Thread pitch: 0.7mm
Head diameter: 9.4mmØ
Head height: 2.2mm
Torx drive size: TX20
M5
Thread diameter: 5mmØ
Thread pitch: 0.8mm
Head diameter: 11.6mmØ
Head height: 2.8mm
Torx drive size: TX25
M6
Thread diameter: 6mmØ
Thread pitch: 1mm
Head diameter: 13.6mmØ
Head height: 3.3mm
Torx drive size: TX30
M8
Thread diameter: 8mmØ
Thread pitch: 1.25mm
Head diameter: 17.8mmØ
Head height: 4.4mm
Torx drive size: TX40