Body: solid brass.
Armor: (armoring) in cemented, hardened and galvanized steel.
Protection cover: in nylon yellow or blue (assorted colors) that covers the armor.
The cover enhances the product and protects it da shocks and scratches.
Closing rod: anti-cutting rotary, Ø 9.5 mm., in cemented, hardened, copper and nickel-plated steel; with head brought back against the tear.
Barrel: protected da plate against burglary and drill, in cemented, hardened, copper and nickel-plated steel.
Keys: nickel-plated brass, covered with ergonomic handle in non-slip nylon, Viro Top Security profile, 2 supplied.
mechanism:
removable key only with closed lock;
"Mushroom" brass counterpistoncini against the action of the grimaldello;
lock cover protection, against the aggression of atmospheric agents.
Chain: semi-square (to counteract le manual cutting machines that generally have sharp blades suitable for retaining round profiles) in cemented, hardened, tempered and galvanized special steel (manganese) steel.