Dimensions mm · values as the standard states them Size P l mass thread_alt M2 0.4 1000±10
18.7
—
M2.5 0.45 1000±10
30
—
M3 0.5 1000±10
44
—
(M3.5) 0.6 1000±10
60
—
M4 0.7 1000±10
78
—
M5 0.8 1000±10
124
—
M6 1 1000±10
177
—
M8 1.25 1000±10
319
M8x1
M10 1.5 1000±10
500
M10x1
M12 1.75 1000±10
725
M12x1,25
(M14) 2 1000±10
970
(M14x1,5)
M16 2 1000±10
1330
M16x1,5
(M18) 2.5 1000±10
1650
(M18x1,5)
M20 2.5 1000±10
2080
M20x1,5
(M22) 2.5 1000±10
2540
(M22x1,5)
M24 3 1000±10
3000
M24x2
(M27) 3 1000±10
3850
(M27x2)
M30 3.5 1000±10
4750
M30x2
(M33) 3.5 1000±10
5900
(M33x2)
M36 4 1000±10
3900
M36x3
(M39) 4 1000±10
8200
(M39x3)
M42 4.5 1000±10
9400
M42x3
(M45) 4.5 1000±10
11000
(M45x3)
M48 5 1000±10
12400
M48x3
(M52) 5 1000±10
14700
(M52x3)
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 975
M2
l 1000±10
mass mass per 1000 pieces (kg) 18.7 Thread · ISO 261/262
Pitch P 0.4
d2 1.74
d3 1.509
Tap drill 1.6
Stress area As 2.07 mm² Size sheet · DIN 975
M2.5
l 1000±10
mass mass per 1000 pieces (kg) 30 Thread · ISO 261/262
Pitch P 0.45
d2 2.208
d3 1.948
Tap drill 2.05
Stress area As 3.39 mm² Size sheet · DIN 975
M3
l 1000±10
mass mass per 1000 pieces (kg) 44 Thread · ISO 261/262
Pitch P 0.5
d2 2.675
d3 2.387
Tap drill 2.5
Stress area As 5.03 mm² Size sheet · DIN 975
M3.5
l 1000±10
mass mass per 1000 pieces (kg) 60 Thread · ISO 261/262
Pitch P 0.6
d2 3.11
d3 2.764
Tap drill 2.9
Stress area As 6.78 mm² Size sheet · DIN 975
M4
l 1000±10
mass mass per 1000 pieces (kg) 78 Thread · ISO 261/262
Pitch P 0.7
d2 3.545
d3 3.141
Tap drill 3.3
Stress area As 8.78 mm² Size sheet · DIN 975
M5
l 1000±10
mass mass per 1000 pieces (kg) 124 Thread · ISO 261/262
Pitch P 0.8
d2 4.48
d3 4.019
Tap drill 4.2
Stress area As 14.18 mm² Size sheet · DIN 975
M6
l 1000±10
mass mass per 1000 pieces (kg) 177 Thread · ISO 261/262
Pitch P 1
d2 5.35
d3 4.773
Tap drill 5
Stress area As 20.12 mm² Size sheet · DIN 975
M8
l 1000±10
mass mass per 1000 pieces (kg) 319
thread_alt alternative / fine thread M8x1 Thread · ISO 261/262
Pitch P 1.25
d2 7.188
d3 6.466
Tap drill 6.75
Stress area As 36.61 mm² Size sheet · DIN 975
M10
l 1000±10
mass mass per 1000 pieces (kg) 500
thread_alt alternative / fine thread M10x1 Thread · ISO 261/262
Pitch P 1.5
d2 9.026
d3 8.16
Tap drill 8.5
Stress area As 57.99 mm² Size sheet · DIN 975
M12
l 1000±10
mass mass per 1000 pieces (kg) 725
thread_alt alternative / fine thread M12x1,25 Thread · ISO 261/262
Pitch P 1.75
d2 10.863
d3 9.853
Tap drill 10.25
Stress area As 84.27 mm² Size sheet · DIN 975
M14
l 1000±10
mass mass per 1000 pieces (kg) 970
thread_alt alternative / fine thread (M14x1,5) Thread · ISO 261/262
Pitch P 2
d2 12.701
d3 11.546
Tap drill 12
Stress area As 115.44 mm² Size sheet · DIN 975
M16
l 1000±10
mass mass per 1000 pieces (kg) 1330
thread_alt alternative / fine thread M16x1,5 Thread · ISO 261/262
Pitch P 2
d2 14.701
d3 13.546
Tap drill 14
Stress area As 156.67 mm² Size sheet · DIN 975
M18
l 1000±10
mass mass per 1000 pieces (kg) 1650
thread_alt alternative / fine thread (M18x1,5) Thread · ISO 261/262
Pitch P 2.5
d2 16.376
d3 14.933
Tap drill 15.5
Stress area As 192.47 mm² Size sheet · DIN 975
M20
l 1000±10
mass mass per 1000 pieces (kg) 2080
thread_alt alternative / fine thread M20x1,5 Thread · ISO 261/262
Pitch P 2.5
d2 18.376
d3 16.933
Tap drill 17.5
Stress area As 244.79 mm² Size sheet · DIN 975
M22
l 1000±10
mass mass per 1000 pieces (kg) 2540
thread_alt alternative / fine thread (M22x1,5) Thread · ISO 261/262
Pitch P 2.5
d2 20.376
d3 18.933
Tap drill 19.5
Stress area As 303.4 mm² Size sheet · DIN 975
M24
l 1000±10
mass mass per 1000 pieces (kg) 3000
thread_alt alternative / fine thread M24x2 Thread · ISO 261/262
Pitch P 3
d2 22.051
d3 20.319
Tap drill 21
Stress area As 352.5 mm² Size sheet · DIN 975
M27
l 1000±10
mass mass per 1000 pieces (kg) 3850
thread_alt alternative / fine thread (M27x2) Thread · ISO 261/262
Pitch P 3
d2 25.051
d3 23.319
Tap drill 24
Stress area As 459.41 mm² Size sheet · DIN 975
M30
l 1000±10
mass mass per 1000 pieces (kg) 4750
thread_alt alternative / fine thread M30x2 Thread · ISO 261/262
Pitch P 3.5
d2 27.727
d3 25.706
Tap drill 26.5
Stress area As 560.59 mm² Size sheet · DIN 975
M33
l 1000±10
mass mass per 1000 pieces (kg) 5900
thread_alt alternative / fine thread (M33x2) Thread · ISO 261/262
Pitch P 3.5
d2 30.727
d3 28.706
Tap drill 29.5
Stress area As 693.55 mm² Size sheet · DIN 975
M36
l 1000±10
mass mass per 1000 pieces (kg) 3900
thread_alt alternative / fine thread M36x3 Thread · ISO 261/262
Pitch P 4
d2 33.402
d3 31.093
Tap drill 32
Stress area As 816.72 mm² Size sheet · DIN 975
M39
l 1000±10
mass mass per 1000 pieces (kg) 8200
thread_alt alternative / fine thread (M39x3) Thread · ISO 261/262
Pitch P 4
d2 36.402
d3 34.093
Tap drill 35
Stress area As 975.75 mm² Size sheet · DIN 975
M42
l 1000±10
mass mass per 1000 pieces (kg) 9400
thread_alt alternative / fine thread M42x3 Thread · ISO 261/262
Pitch P 4.5
d2 39.077
d3 36.479
Tap drill 37.5
Stress area As 1120.91 mm² Size sheet · DIN 975
M45
l 1000±10
mass mass per 1000 pieces (kg) 11000
thread_alt alternative / fine thread (M45x3) Thread · ISO 261/262
Pitch P 4.5
d2 42.077
d3 39.479
Tap drill 40.5
Stress area As 1306 mm² Size sheet · DIN 975
M48
l 1000±10
mass mass per 1000 pieces (kg) 12400
thread_alt alternative / fine thread M48x3 Thread · ISO 261/262
Pitch P 5
d2 44.752
d3 41.866
Tap drill 43
Stress area As 1473.15 mm² Size sheet · DIN 975
M52
l 1000±10
mass mass per 1000 pieces (kg) 14700
thread_alt alternative / fine thread (M52x3) Thread · ISO 261/262
Pitch P 5
d2 48.752
d3 45.866
Tap drill 47
Stress area As 1757.83 mm² 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.