Dimensions mm · values as the standard states them Size P d1 d3 d5 d6 h1 h3 t2 M6 1 32
12
6.4
26
21
10
10
M8 1.25 40
14
8.4
34
26
13
13
M10 1.5 50
18
10.5
42
34
17
16
M12 1.75 63
20
13
52
42
21
20
M16 2 80
25
17
64
52
25
20
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 6336 D
M6
d1 large diameter head 32
d3 12
d5 hole diameter 6.4
d6 small head diameter 26
h1 total height 21
h3 hight till head 10
t2 length of the thread 10 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 6336 D
M8
d1 large diameter head 40
d3 14
d5 hole diameter 8.4
d6 small head diameter 34
h1 total height 26
h3 hight till head 13
t2 length of the thread 13 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 6336 D
M10
d1 large diameter head 50
d3 18
d5 hole diameter 10.5
d6 small head diameter 42
h1 total height 34
h3 hight till head 17
t2 length of the thread 16 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 6336 D
M12
d1 large diameter head 63
d3 20
d5 hole diameter 13
d6 small head diameter 52
h1 total height 42
h3 hight till head 21
t2 length of the thread 20 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 6336 D
M16
d1 large diameter head 80
d3 25
d5 hole diameter 17
d6 small head diameter 64
h1 total height 52
h3 hight till head 25
t2 length of the thread 20 Thread · ISO 261/262
Pitch P 2
d2 14.701
d3 13.546
Tap drill 14
Stress area As 156.67 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.