Simplicity Bias Tape Maker 1/8" Single Fold Tip For making single-fold bias tape, measuring 1/8 inch wide when finished. Can be used interchangeably with Simplicity's Deluxe Bias and Piping Machine and the Simplicity Bias Tape Maker. Simplicity single fold bias tips available in sizes: 1/8", 1/4", 3/8", 1/2", 3/4", 1 1/4." Quilt binding tips available in sizes 7/8", 1", 1 1/8", 1 1/4".