FASTENERS & TOOLS | Explosion Proof, Dust Ignition Proof; Two Hub, One Plug; for Use With Threaded Metal Conduit; for Use in Wet Locations | Explosion Proof, Dust Ignition Proof; One Hub; for Use With Threaded Metal Conduit; for Use in Wet Locations | Fits the 11-in-1 (32500) and 10-in-1 (32477) Screwdriver/nut Drivers