DIN 315   

*All measurements in millimeters (mm)*

d d1 e g h m
M4 6 18 1.7 8.5 3.2
M5 8 24 2.3 11 4
M6 10 30 2.7 15 5
M8 13 36 3.6 18 6.5
M10 17 48 4.6 23 8
M12 20 62 5.6 31 10
M16 26 70 6.5 35 13
M20 32 86 7 44 16
M24 41 106 8.6 53.5 20

All information is strictly informative