Specification - MI-SADH - High Security Access Door Material - MI-SADH Series is 10 gauge steel door and 1/4" (6) angle steel frame. The MI-SADH-SS stainless steel Series is 10 gauge #304 stainless steel door and frame. Finish - Steel doors have a primed white finish. Stainless steel doors have a #4 brush satin finish. Door - Flush to frame. Frame - 1/4" x 2" x 2" (6 x 50 x 50) angle steel, angle welded with joints ground smooth. The frame has pre-punched 1/4" (6) mounting holes for easy installation. Hinge - Two heavy duty butt hinges welded to the door and frame. Latch - Standard - Best Lock #1E7D4-C228-RP3-626 with key. Optional - locks provided by others. Packaging - One door per carton.