Rotary cut perfect 6" - 17" circles every time! This tool can be used to make framed circles, bouncing circles, quarter square circles, Drunkard's Path patterns (Makes the Drunkard's Path block a snap.  Cut arcs, frames and circles, uses a 45mm rotary cutter. and more. The possibilities are endless. Fold fabric into fourths, align, cut and viola!! You have a perfect circle. Use a 45 mm rotary cutter. Instructions for cutting and framing circles are included with each tool. Phillips Fiber Art