Closed-End Reduced Countersunk Head, Semi-Hex
PDF

Thread

Grip Range

L M

Hole Size

B S

M4

0.5-3.0 16.0 5.90 6.1 7.0 0.5

M5

0.5-3.0 19.0 6.90 7.1 8.0 0.5

M6

0.5-3.0 22.5 8.90 9.1 10.0 0.5

M8

0.5-3.0 25.5 10.90 11.1 12.0 0.5

M10

1.0-4.0 35.5 12.90 13.1 14.0 0.7