Dremel 678-01 Circle Cutter

Dremel 678-01 Circle Cutter. Precision stamped steel construction for accuracy and durability. Suits Dremel Models: 4300, 4250, 4200, 4000, 400, 3000, 300, 398, 395, 200, 285, 100, 275, 8240, 8220, 8200, 8100, 800

This innovative attachment is the simple way to cut circular holes in many types of materials. It attaches quickly and easily (without tools) to the Dremel High-Speed Rotary Tool and cuts perfect circles from 19mm - 300mm in diameter. Maximum depth of cut is 40mm. The attachment has convenient measurement guides in both inches and centimeters, so you can cut out the right-sized circle every time. Depth adjustment also allows easy setting of the correct cutting depth. Straight Edge Guide allows routing or cutting in a straight line. 

Includes; Circle Cutter Attachment, Straight Edge Guide, 561 cutter and Instructions

Manual

Video of 678 cutter in action