AR-15 Combo Tool
One tool, specifically designed to handle many jobs when servicing the AR-15. It's a barrel nut wrench, buffer tube nut wrench, 3/4" flash hider wrench, and fixed stock buffer tube wrench. It's got a 1/2" socket wrench/torque wrench drive socket to further extend it's utility. And, it comes with an integral bit driver and common screw driver bits.
If you want to service, rebuild, or customize your AR-15, you need this tool!