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M12 Unbrako Socket Head Button Screws ISO 7380 in Black Oxide Class 12+ High Tensile Steel

Socket Head Button Screws in a Black Oxide Finish. A popular socket head screw, typically used where a lower profile domed finish is required. UNBRAKO® branded and manufactured to be stronger than the other size for size high tensile versions. Includes a precision hex socket for maximum key engagement. Recommended for moderate applications such as machine guards, hinges and covers. Please note that due to the nature of the surface finish on Unbrako products, some surface corrosion may be evident. This does not affect the performance of the product. Property class of 12.9, similar to ISO 7380.
Unbrako Socket Head Button Screws ISO 7380 in BO image
Unbrako logo
technical drawing of Unbrako Socket Head Button Screws ISO 7380
Technical Summary
d nominal diameter M12
thread pitch thread pitch 1.75
dk head diameter 21.0
k max. maximum head height 6.60
s drive size 8
t recess depth 4.16
p thread pitch 1.75
Standard ISO 7380
Material Black Oxide Class 12+ High Tensile Steel
all dimensions in millimetres (mm)
Unbrako Engineering Guide
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Unbrako logo
technical drawing of Unbrako Socket Head Button Screws ISO 7380
Technical Summary
d nominal diameter M12
thread pitch thread pitch 1.75
dk head diameter 21.0
k max. maximum head height 6.60
s drive size 8
t recess depth 4.16
p thread pitch 1.75
Standard ISO 7380
Material Black Oxide Class 12+ High Tensile Steel
all dimensions in millimetres (mm)
Unbrako Engineering Guide