Inside tamper-proof hinges; Constructed with solid steel to resist hand and mechanical tool attacks * Constructed of extra thick 11 gauge solid steel; Inside tamper-proof hinges; door opens to right * Opens with secret PIN code or included keys (2 FREE KEYS); 3 to 8 numbers * Code can be changed infinitely. Runs on AASIZE(1.5V) batteries * Pre-drilled holes inside the safe with fixing bolts allowing anchoring. Bolts included