Case:
3 mm thick steel. Through fixing holes: 4 on the back and 4 on the bottom, Ø 9.5 mm, for installation with expansion plugs in a cabinet or in the wall.
Frame:
10 mm thick steel. Specially rebated steel around the entire internal frame perimeter to increase resistance to attack. The frame forms a one-piece body with the case, thanks to the sturdy welding around the entire perimeter.
Door:
10 mm thick steel, banded on the hinge side for better pull-resistance. Minimum space between door and frame to prevent insertion of burglary tools.
Hinges:
20 mm side reinforced steel, fixed with Ø 8 mm steel pins.
Dead-bolts:
Ø 20 mm nickel-plated steel, horizontal and vertical, rotating and resistant to attack.
Mechanism:
keys removable only when the door is closed;
lock protected by 10 mm thick steel plate;
2 pull-resistant brackets protecting the hinged side;
anti-drill protection on horizontal dead-bolts ;
cylinder protected by solid carbonitrided and chrome-plated steel security escutcheon and rotating anti-drill case-hardened, tempered, copper, nickel and chrome-plated steel plate, resistant to attack. 5 mm adjustment to fit the cylinder projection.
security escutcheon partially set into the door, resistant to attack;
3 patented profile keys (form trademark), that can only be duplicated by Viro, sending a fax with a photo of the ownership card supplied in a sealed envelope with the keys.