CLOVER-Slash Rotary Cutter is the perfect tool for creating curves and for very narrow slash quilting. Cutting between stitching lines becomes a breeze without any threat of cutting through the base fabric. Make clean cuts between curved seams and narrow seams. Width of Guide used: 1/8 (4mm), 1/4 (6mm). Rotary cutter: 28mm. Keep out of reach of children.