FeaturesSeams continuously welded and ground smoothCaptivated cover screws thread into sealed wellsGrounding nut in body of enclosureBonding provision on coverOil-resistant gasketFactory stamped 4-way pushbutton holesEnclosures with more than one column of pushbutton holes have internal detachable hinge to hold cover open during wiring, yet permit immediate removalExternal wall mounting brackets16 or 14 ga steel