FASTENERS & TOOLS | 4 in Square, 1/4 in Raised Single Device Cover Drawn | 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 | Rotating Cap for Optimum and Precise Control | Two Key Positions (Straight-Out or Right Angle) for Extra Leverage