Built to Endure a 6.6' (2 m) Drop and Withstand Daily Wear and Tear on the Job Site | Explosion Proof, Dust Ignition Proof; One Hub; for Use With Threaded Metal Conduit; for Use in Wet Locations | Precision Machined to Ensure Consistent Fit | Push Button to Easily Open and Close | Reduce Time on Projects With Large Quantities of Conduit Runs | Rotating Cap for Optimum and Precise Control