Hammerhead Rifle Tool (wrench, medium)
The tool is designed for multiple uses on the AR-15 / M16 and M4 as well as other assault rifle variants. The center of the tools function revolves around the four point contact castle nut wrench. Features include bombproof .187" thick, heat-treated 1095 spring steel with a Mil-Spec black oxide finish.  Functions include:Tighten/remove castle nut on mil-spec and commercial receiver extension tubes with Patent Pending Four-Point contact wrench and stabilizing hammerhead handle..750 & .825 Flash Hider Wrench3/8" & 1/2" Torque Wrench Hole for proper tightening5/8 " A-2 style receiver extension tube wrench1/4" Hex Drive SocketReceiver takedown and pivot pin punchThis tool was designed to ease the frustrations that every armorer, both professional and amateur alike have experienced while trying to remove or install the receiver extension castle nut during a rifle build or take-down. What has been missing is a tool that actually works, no vise needed, no damaged castle nuts or tubes and no broken wrench half way through the job. Staked or not, the HammerHead Rifle Tool breaks free the toughest, torqued castle nuts on both Mil-Spec and Commercial receiver extension tubes.The HammerHead Rifle Tool is proud to be 100% Made in the USA with all American Materials and workmanship.