Excel Pounce Wheel Set, Three Wheel Heads with .25in, .312in, .437in \n\nExcel Blades Pounce Wheel Set is 100% Made in the USA with an aluminum handle and interchangeable hardened steel serrated tracing wheel heads, and can be used for tracing lines on paper, cardboard, foam, fabric, soft metals, and more. It's the perfect perforated cutter for hobby, arts and crafts, sewing supplies and industrial uses. Used for tracing, pattern making, marking, quilting, sewing, wood working and other transferring applications. The versatile interchangable heads can be locked for straight line work or loose to allow for circles or curved designs. The convenient set includes three different head sizes: 1/4in wheel (24 teeth per inch), 5/16in wheel (18 teeth per inch), 7/16in wheel (14 teeth per inch).\n\nFeatures:\n--Perfect perforated cutter for design, arts and crafts, sewing supplies, culinary and industrial uses.\n--Versatile head can be locked for straight line work or loose to allow for circle;