Halex 3/8 in. Non-Metallic Twin Screw Clamp Connectors (100-Pack)

Use to connect non-metallic sheathed cable and flexible cord to a steel outlet box or other metal enclosure
Use indoors only
Body and locknut are die-cast of high-strength zinc alloy
Clamp and screws are made of zinc-plated steel
Fits in a standard 1/2 in. knockout and is designed to work with Phillips, slotted and square screwdrivers
UL and CSA Listed
Reversible locknut is designed to cut through protective coatings on boxes and enclosures to assure ground continuity
Corrosion resistant