Wiegmann Pull/Junction Box SC181806G

" UNFLANGED TYPE STEEL MATERIAL PRE-GALVANIZED FINISH 18 INCH 18 INCH 6 INCH UL 50, CSA APPROVAL WALL MOUNTING NEMA 1 ENCLOSURE FLAT, SCREW-ON COVER TYPE GR G90 MATERIAL SPECIFICATION INDOOR SERVICE TYPE (8) (1/2 INCH-3/4 INCH) CONCENTRIC KNOCKOUT SIDES, (4) (3/4 INCH-1 INCH) CONCENTRIC KNOCKOUT SIDES, (4) (1 INCH-1-1/4 INCH) CONCENTRIC KNOCKOUT SIDES, (8) (1/2 INCH-3/4 INCH) CONCENTRIC KNOCKOUT ENDS, (4) (3/4 INCH-1 INCH) CONCENTRIC KNOCKOUT ENDS, (4) (1 KNOCKOUT SIZE 32 KNOCKOUT(S) (16) SIDES, (16) ENDS KNOCKOUT LOCATION APPLICATION COMMERCIAL, GENERAL INDUSTRIAL SC MODEL "