Specification - MI-SAD - Medium Security Access Door Material - MI-SAD Series is 12 gauge steel door and 3/16" (4) angle steel frame. The MI-SAD-SS stainless steel Series is 12 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 - 3/16" x 1-1/2" x 1-1/2" (4 x 38 x 38) angle steel, angle welded with joints ground smooth. The frame has pre-punched 3/16" (4) mounting holes for easy installation. Hinge - Two heavy duty butt hinges welded to the door and frame. Latch - Standard - cylinder key lock. All of MIFAB's cylinder key locks are keyed alike. Packaging - One door per carton.