Countersunk Head with Knurls
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Thread

Grip Range

L D

Hole Size

B S

M3

1.0-2.5 9.5 5.0 5.1 6.6 1.0

M4

1.5-3.5 11.5 6.0 6.1 9.0 1.5

M5

1.5-4.0 13.0 7.0 7.1 9.5 1.5

M6

1.5-4.5 16.0 9.0 9.1 12.0 1.5

M8

1.5-4.5 18.5 11.0 11.1 13.5 1.5

M10

1.5-4.5 22.0 13.0 13.1 15.2 1.5

M12

1.8-4.5 26.0 16.0 16.1 18.6 1.8