THREADED INSERT INSTALL TOOL – Threaded Insert Drive Tool speeds up the installation of threaded inserts without engaging internal threads. SPEEDS UP INSTALLATION – Quickly insert threaded inserts for metal and knife thread inserts for hard wood with this optional threaded insert installation tool without time-consuming thread engagement. FITS STANDARD POWER DRILLS – A standard shaft allows for the use of this threaded insert drill tool with standard power drills and drill presses. FOR USE WITH THREADED INSERTS - This installation tool is used with solid wall inserts for metal. IT'S AS EASY AS 1-2-3 - Installation is easy. Simply drill a hole a standard drill. Tap the hole with a standard tap. Thread the insert into place with this optional drive tool.