Description from Dremel website: Transform your Dremel Multi-Tool into a plunge router. Turn your Dremel Multi-Tool in to a compact Plunge Router, great for lighter routing projects. The transparent base allows you to rout with visbility of your workpiece for greater accuracy. Have the ability to create curved edges, straight slots or start routing in the middle of your workpiece for inlay work Route perfect circles or a crisp straight lines with the included Edge and Circle Guide Contents: 1x Plunge-router attachment, 1x Edge and Circle Guide, 1x mounting wrench, 1x quick start guide/ manual Brand New in Box. Sent via Royal Mail Tracked 48. Happy buying 😃