Thomas & Betts Male enlarger has a trade size of 1/2 Inch x 3/4 Inch and is made of sturdy malleable iron with Dura-Plate® finish for increased durability. It is suitable for use on rigid and intermediate metal conduits. It is engineered with an inbuilt bushing that covers rough ends of conduit. Male enlarger has an outlet hole that can be accommodated to the next larger size of conduit. It can be used in hazardous locations where general-purpose equipment specifically meets NEC standards. Male enlarger is UL listed and RoHS compliant.