Features Include Ease of Installation, Immediate Loading Capabilities, and the Tamper-Resistant Nature of the Finished Assembly | Explosion Proof, Dust Ignition Proof; Two Hub, One Plug; 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 | Two Key Positions (Straight-Out or Right Angle) for Extra Leverage