Metric

90 Degree Flat Head

General
ThreadH
Height
MAX
D
Head Diameter
Drive Sizes
Cross Recess *
Drive Size
6 - Lobe
M2.9 x 1.11.75.6 / 5.21T6
M3.5 x 1.32.357.3 / 6.92T10
M4.2 x 1.46.28.4 / 8.02T15
M4.8 x 1.62.69.3 / 8.92T20
M5.5 x 1.8310.3 / 9.93T25
M6.3 x 1.83.1511.3 / 10.93T30
Length
LengthL
(Length Code)
±0.13
1313.9 / 12.1
1616.9 / 15.1
1920 / 18
2223 / 21
2526 / 24
3233.25 / 30.75
3839.25 / 36.75
4546.25 / 43.75
5051.25 / 48.75