Ok, I’ve understood.
FAST INSTALLATIONQuick and precise installation.
SERIAL ASSEMBLYFast and safe execution thanks to the special binding.
SPEED AND QUALITYThe excellent mechanical and geometric performance of the HBS screw is ideal for fast, serial assembly in the bound version.
HBS COLLATEDHighly ductile and resistant steel with special asymmetric “umbrella” thread and very sharp underhead ribs.