This standard (DIN EN ISO 8676) specifies the characteristics of hexagon head screws with metric fine pitch thread with nominal thread diameters, d, from 8 mm to 64 mm, of product grade A for nominal thread diameters, d, from 8 mm to 24 mm and nominal lengths, l, up to and including 10d or 150 mm, whichever is the shorter, and of product grade B for nominal thread diameters, d, over 24 mm or nominal lengths, l, over 10d or 150 mm, whichever is the shorter.

Dimensions in mm - source DIN EN ISO 8676
Publication date: 07-2011 supersedes DIN EN ISO 8676 03 - 2001
d thread size	Pitch	s			e		k
		nom=max	min A	min B	min A	min B	nom	min A	min B
M 8	1	13	12.73	12.57	14.38	14.2	5.3	5.15	5.06
M 10
M 12
M 14
M 16
M 18
M 20
M 22
M 24
M 27
M 30
M33
M 36
M 39
M42
M 45
M 48
M 52
M 56
M 60
M 64

Hexagon cap screws, metric fine thread, fully threaded

Dimensions in mm - source DIN 961 Withdrawn
Publication date: 01-1990  Supersedes DIN 961: 12-1983
d thread size	Pitch	s			e		k
		nom=max	min A	min B	min A	min B	nom	min A	min B
M 8
M 10
M 12
M 14
M 16
M 18
M 20
M 22
M 24
M 27
M 30
M33
M 36
M 39
M42
M 45
M 48
M 52

DIN 961 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items
d thread size	M8	M10	M12	M14	M16	M18	M20	M22	M24
nominal length l
8	8.6	16.7
10	9.3	17.8	25.5	38.8
12	9.9	18.9	27	40.9	55.1
14	10.6	19.9	28.5	43	57.9
16	11.3	21	30	45.1	60.7
18
20
22
25
28
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
110
120
130
140
150
160
170
180
190
200

DIN 961  ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items
d thread size	M27	M30	M33	M36	M39	M42	M45	M48	M52
nominal length l
20	273
22	281
25	293
28
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
110
120
130
140
150
160
170
180
190
200