Screw for fixing snap-in glazing bead lists for iron and aluminium windows and doors.
with a double cone for hooking onto snap-in profiles.
up to below the head, to allow the gripping of extremely thin sheets..
CARBONITRIDING HEAT TREATMENT
More info: heat treatment
The 100hrs white zinc plating treatment guarantees a rust resistance a third higher than that of standard galvanizing. Complies with the EN1670 standard grade 3.
More info: finishing treatments