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Q 257-1999
6-Lobe 90° oval head screws
Nom
P
dk max
dk min
f
k max
No.
t max
t min
s max
M6
1
11.3
10.9
1.4
3.3
T30
1.8
1.4
4.15
M8
--
15.8
15.4
2
4.65
T45
2.5
2.1
5
M10
1.5
18.3
17.8
2.3
5
T50
2.7
2.3
6.62
M12
1.75
22
21.5
3
6
T55
3.5
3.02
8.2
M14
2
25.5
25
3.5
7
T55
3.7
3.22
8.2
M16
2
29
28.5
4
8
T60
4.4
3.62
9.8
M20
2.5
36
35.4
5
10
T60
6
5.42
13
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