CSK FLAT HEAD BOLT DIN 7991

This variety of bolts has a 80-degree angle, and are typically used on smooth surfaces. Whether it is building walkways, railings, or bridge decking, you are going to find countersunk bolts in use. Available in different sizes and diameters, the CSK bolt is a fastener that is used to cover using a piece of wood or a cap so that it stays stable and well-placed. Based on the application, the angle of the countersunk bolt head may differ.

SJS is ranked as one of the leading manufacturers of the CSK FLAT HEAD BOLT DIN 7991 in the UAE markets. Established in 1992, SJS specializes in the standard manufacturing of many fasteners varieties such as ASTM, AISI, BS, EN, ISO, DIN, and JIS. Our continuous efforts are dedicated towards innovation and diversification of CSK FLAT HEAD BOLT DIN 7991 with the help of cutting-edge manufacturing methods so as to meet customer needs and the changing market trends nationally and internationally.

DRAWING

CSK FLAT HEAD BOLT DIN 7991 Dimensions

Table Header
DIA (D)
H
HD
RADIUS UNDER HEAD
NOMINAL KEY SIZE
K
SOCKET DEPTH
MAX
MAX
MIN
MAX
MIN
MAX
MIN
M4
2.3
8
7.64
0.2
2.5
2.6
2.52
1.8
1.55
M5
2.8
10
9.64
0.2
3
3.1
3.02
2.3
2.05
M6
3.3
12
11.57
0.3
4
4.12
4.02
2.5
2.25
M8
4.4
16
15.57
0.5
5
5.14
5.02
3.5
3.2
M10
5.5
20
19.48
0.5
6
6.14
6.02
4.4
4.1
M12
6.5
24
23.48
1
8
8.175
8.025
4.6
4.3
M14
7
27
26.48
1
10
10.175
10.025
4.8
4.5
M16
7.5
30
29.48
1
10
10.175
10.025
5.3
5
M18
8
33
32.38
1
12
12.212
12.032
5.5
5.2
M20
8.5
36
35.38
1
12
12.212
12.032
5.9
5.6
M22
13.1
36
35.38
1
14
14.212
14.032
8.8
8.44
M24
14
39
38.38
1.6
14
14.212
14.032
10.3
9.87

GRADES

10.9
SS 304
SS 316

COATING

G I ELECTRO GALVANIZED
HDG
HOT DIP GALVANIZED
BLACK