Dimensions mm · values as the standard states them Ranges read min – max; ≤ / ≥ where the standard gives one limit, ≈ for approximate values. Sizes in (brackets) are non-preferred. Select a row for its size sheet.
Size sheet · DIN 80705
M12x1.5
s width across flats (hexagon) 17
e width across corners ≥ 18.72
m nut height 6
mass mass per 1000 pieces (kg) 0.7 Thread · ISO 261/262
Pitch P 1.5
d2 11.026
d3 10.16
Tap drill 10.5
Stress area As 88.13 mm² Size sheet · DIN 80705
M14x1.5
s width across flats (hexagon) 19
e width across corners ≥ 20.88
m nut height 6
mass mass per 1000 pieces (kg) 0.82 Thread · ISO 261/262
Pitch P 1.5
d2 13.026
d3 12.16
Tap drill 12.5
Stress area As 124.55 mm² Size sheet · DIN 80705
M16x1.5
s width across flats (hexagon) 22
e width across corners ≥ 23.91
m nut height 6
mass mass per 1000 pieces (kg) 1.1 Thread · ISO 261/262
Pitch P 1.5
d2 15.026
d3 14.16
Tap drill 14.5
Stress area As 167.25 mm² Size sheet · DIN 80705
M18x1.5
s width across flats (hexagon) 24
e width across corners ≥ 26.17
m nut height 6
mass mass per 1000 pieces (kg) 1.2 Thread · ISO 261/262
Pitch P 1.5
d2 17.026
d3 16.16
Tap drill 16.5
Stress area As 216.23 mm² Size sheet · DIN 80705
M20x1.5
s width across flats (hexagon) 27
e width across corners ≥ 29.56
m nut height 6
mass mass per 1000 pieces (kg) 1.6 Thread · ISO 261/262
Pitch P 1.5
d2 19.026
d3 18.16
Tap drill 18.5
Stress area As 271.5 mm² Size sheet · DIN 80705
M22x1.5
s width across flats (hexagon) 30
e width across corners ≥ 32.95
m nut height 7
mass mass per 1000 pieces (kg) 2.3 Thread · ISO 261/262
Pitch P 1.5
d2 21.026
d3 20.16
Tap drill 20.5
Stress area As 333.06 mm² Size sheet · DIN 80705
M24x1.5
s width across flats (hexagon) 32
e width across corners ≥ 35.03
m nut height 7
mass mass per 1000 pieces (kg) 2.5 Size sheet · DIN 80705
M26x1.5
s width across flats (hexagon) 36
e width across corners ≥ 39.55
m nut height 8
mass mass per 1000 pieces (kg) 4 Size sheet · DIN 80705
M30x2
s width across flats (hexagon) 41
e width across corners ≥ 45.2
m nut height 8
mass mass per 1000 pieces (kg) 5 Thread · ISO 261/262
Pitch P 2
d2 28.701
d3 27.546
Tap drill 28
Stress area As 621.2 mm² Size sheet · DIN 80705
M36x2
s width across flats (hexagon) 46
e width across corners ≥ 50.85
m nut height 9
mass mass per 1000 pieces (kg) 6.2 Size sheet · DIN 80705
M42x2
s width across flats (hexagon) 50
e width across corners ≥ 55.37
m nut height 9
mass mass per 1000 pieces (kg) 5.9 Size sheet · DIN 80705
M45x2
s width across flats (hexagon) 55
e width across corners ≥ 60.79
m nut height 9
mass mass per 1000 pieces (kg) 7.7 Size sheet · DIN 80705
M52x2
s width across flats (octagon) 65
e width across corners ≥ 70.3
m nut height 10
mass mass per 1000 pieces (kg) 11.2 Size sheet · DIN 80705
M56
s width across flats 70
e width across corners ≥ 75.7
m nut height 22
mass mass per 1000 pieces (kg) 0.32 Thread · ISO 261/262
Pitch P 5.5
d2 52.428
d3 49.252
Tap drill 50.5
Stress area As 2030.02 mm² Size sheet · DIN 80705
M60
s width across flats 75
e width across corners ≥ 81.2
m nut height 22
mass mass per 1000 pieces (kg) 0.36 Thread · ISO 261/262
Pitch P 5.5
d2 56.428
d3 53.252
Tap drill 54.5
Stress area As 2362.02 mm² Size sheet · DIN 80705
M64
s width across flats 80
e width across corners ≥ 86.6
m nut height 24
mass mass per 1000 pieces (kg) 0.45 Thread · ISO 261/262
Pitch P 6
d2 60.103
d3 56.639
Tap drill 58
Stress area As 2675.97 mm² Size sheet · DIN 80705
M68
s width across flats 85
e width across corners ≥ 92
m nut height 24
mass mass per 1000 pieces (kg) 0.51 Size sheet · DIN 80705
M72x6
s width across flats 90
e width across corners ≥ 97.4
m nut height 24
mass mass per 1000 pieces (kg) 0.56 Size sheet · DIN 80705
M76x6
s width across flats 95
e width across corners ≥ 103
m nut height 26
mass mass per 1000 pieces (kg) 0.67 Size sheet · DIN 80705
M80x6
s width across flats 100
e width across corners ≥ 108
m nut height 26
mass mass per 1000 pieces (kg) 0.74 Size sheet · DIN 80705
M85x6
s width across flats 105
e width across corners ≥ 114
m nut height 26
mass mass per 1000 pieces (kg) 0.81 Size sheet · DIN 80705
M90x6
s width across flats 110
e width across corners ≥ 119
m nut height 26
mass mass per 1000 pieces (kg) 0.84 Size sheet · DIN 80705
M95x6
s width across flats 115
e width across corners ≥ 124
m nut height 28
mass mass per 1000 pieces (kg) 0.95 Size sheet · DIN 80705
M100x6
s width across flats 120
e width across corners ≥ 130
m nut height 28
mass mass per 1000 pieces (kg) 1 Size sheet · DIN 80705
M105x6
s width across flats 130
e width across corners ≥ 141
m nut height 28
mass mass per 1000 pieces (kg) 1.3 Size sheet · DIN 80705
M110x6
s width across flats 130
e width across corners ≥ 141
m nut height 28
mass mass per 1000 pieces (kg) 1.1 Size sheet · DIN 80705
M115x6
s width across flats 135
e width across corners ≥ 146
m nut height 30
mass mass per 1000 pieces (kg) 1.2 Size sheet · DIN 80705
M120x6
s width across flats 145
e width across corners ≥ 157
m nut height 30
mass mass per 1000 pieces (kg) 1.5 Size sheet · DIN 80705
M125x6
s width across flats 150
e width across corners ≥ 162
m nut height 30
mass mass per 1000 pieces (kg) 1.7 Size sheet · DIN 80705
M130x6
s width across flats 155
e width across corners ≥ 168
m nut height 30
mass mass per 1000 pieces (kg) 1.7 Size sheet · DIN 80705
M140x6
s width across flats 165
e width across corners ≥ 179
m nut height 35
mass mass per 1000 pieces (kg) 2.2 Provenance
Draft — values taken from a single source and not yet cross-checked.
fasteners.eu dimensions, lengths, materials, property classes, current norm, equivalent norms Accessed 2026-09-23 · For design and safety-critical use, consult the current edition of the standard.