The STARK TOP Wall safe 407N is characterized by a "high tech" laser cut on a monobloc front frame with the cutting light between frame and door of only 2/10 mm. Full opening and a thick hinge with self-lubricating bushings, anchored to the front in a secluded position. The high resistance welding is completely robotized and a self-aggregating anthracite finish in the oven. The batteries are sandwich steel/manganese/steel 10+2+6 mm. Cylindrical bolts in treated steel with a diameter of 22 mm and a 6+2 steel/manganese anti-drilling plate to protect the lock.