Steel door with split frame and lock, American steel door Features: 1) 0.5mm galvanized steel sheet. 2) the door core is polystyrene or polyurethane foam. 3) the door surface with POWDER COATING or PVC LAMINATED finish. 4) 5-point lock with HANDLE 5) DOOR BELL AND PEEPHOLE available as per requirement 6) the frame is KNOCK DOWN PACKING in 4.25 inch or 11 inch. 7) standard sizes: 1980 or 2000 * 750, 800, 840, 900*45mm Outer packing: Hard paper cover four corners of the door leaf; Door leaf and frame packing separately Conveyance: 750sets per 40' HQ