Handles unwieldy metallic cable with amazing facility. Romex and similar cables come off the Reel without a twist...ready to be installed flat for a super neat job. All Reels have machined axles for friction-free rotation. Durable enamel finish. The 18-inch size also handles the coils of large diameter, loom, heavy wire, and light cable. Disc Diameter 18-3/4" Adjustment for Coil Eye 4-1/2" to 13-3/4" Coil Width to 5" wide.