This Dremel Line and Circle Cutter 678 provides controlled accurate cutting for circles and straight cuts. It easily connects to your Dremel tool . (Suitable to use on Dremel Rotary Tools 200, 3000, 4000 and 8200, but NOT Dremel 8050-35 Micro) Included cutting bits are perfect for cuts in drywall, wood and laminate. Maximum cutting diameter is 30 cm. It is an innovative circle cutter and straight-edge guide attachment makes it easy to do more with your go-to rotary tool. Not only does it attach easily to the Dremel High-Speed Rotary Tool and cuts perfect circles from 3/4-inch to 12-inches in diameter, but its straight-edge guide attachment allows for easy routing and straighter cuts. The circle cutter attachment shows measurements in centimeters and inches. It improves precision for outstanding results every time and can be used on durable steel construction. Contents: Circle cutter Straight edge guide 1 Multipurpose cutting bits 561