Tri-Groove Tamper Proof Screw and Security Nut Driver Sockets #10 - Qty 1
- Tri Groove Driver Sockets are made of Alloy Steel..
- The TriGroove tamper resistant fastener drive style is also referred to as: Tri-Groove, T Groove, Trident Drive and Coned Trident Drive..
- Security nuts are installed using a special Tri Groove socket, which grips the indentations along the outside of the fastener to turn the nut along a thread..
- Tri Groove nuts can only be fastened with Tri Groove Driver sockets. Standard sockets fit 1/4" square drive.