1 INCH (in) = 25.4 mm
The "alloy" strength class is comparable with the metric strength class 12.9
The hexagon socket screws according to ASME B 18.3 have no strength class designation on the head as they only have one strength class according to the ASTM F835 mechanical properties.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!