Hoffman Pull box in ANSI 61 gray color is made of 16-gauge galvanized steel for high strength and durability. It has polyester powder paint finish for resistance against corrosion. Pull box comes with flat, screw-on cover. Cover has unique keyhole screw slots and is fastened with four plated steel screws. It offers provision for grounding and has mounting holes on back of box. It has 16 knockouts in F-G-H-I, F-G-H-I pattern and can be wall mounted for easy installation. It measures 8 Inch x 4 Inch x 8 Inch. It can be used in commercial and general industrial applications. Pull box has eight knockouts of 3/4 - 1 Inch, eight knockouts of 1/2 - 3/4 Inch for convenient cable entry. It meets NEMA1 standard and is IP30 rated for use in hazardous location. Pull box is UL, cUL listed and CSA certified. Also known as -Hoffman ASG8X8X4 Pull Box 4.000 Inch Depth 16 Gauge Galvanized Steel ANSI 61 G