Convert your rotary tool into a mini plunge router with the TurnLOCK Rotary Tool Plunger. Convert most rotary tools into a small plunge router. Clear base for optimal visibility TurnLock Technology Center of base accepts TurnLock Bushings Perfect for use with the Design/Inlay Kit and other small scale template routing. Plunger automatically locks on its way down. Easy touch-release. Vacuum tube allows Plunger to work virtually free from woodchips. Edge and circle guide allow accurate parallel and circle cuts.