Self-drilling screw with a special head for hooking belts for transporting doors and window fixtures.
with deep PH2 cross, to guarantee excellent coupling with the tightening tip, thus considerably reducing consumption.
of a special shape, with a collar, to keep it screwed at a certain distance from the edge of the profile, so as to allow the hooking of the handle for transport of the window and door to the work site.
for anchoring to the metal reinforcement of the window and door frame.
‘Drillex’ self-drilling tip, to drill the plastic wall and metal reinforcement of the window and door.
CARBONITRIDING HEAT TREATMENT
More info: heat treatment
CHROMITING® GALVANIC TREATMENT
of an iridescent colour, it ensures much more effective protection against rust than all normal galvanizing treatments. Complies with the EN1670 standard grade 4.
More info: finishing treatments