Flat Head
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Grip Range

L D

Hole Size

B S
M3 0.5-1.5
1.5-2.5
9.5
10.5
5.0 5.1 8.3 0.8
M4 0.5-1.5
1.5-2.5
2.5-3.5
11.0
12.0
13.0
6.0 6.1 9.3 0.8
M5 0.5-1.5
1.5-2.5
2.5-3.5
12.0
13.0
14.0
7.0 7.1 10.3 1.0
M6 1.0-2.5
2.5-4.0
15.5
17.0
9.0 9.1 12.3 1.5
M8 1.0-2.5
2.5-4.0
17.0
18.5
11.0 11.1 14.3 1.5
M10 1.0-2.5
2.5-4.0
17.5
19.0
13.0 13.1 16.3 1.5