Features:1.This binder is used to insert bias binding or tape along the edge of the garment.2.There are total 6 binders of different size that you can choose for different purpose.3.It folds the tape in half around the fabric and the guide design will keep tape straight.4.Widely used on most industrial sewing machines, flat seamers.5.For inside curving operation, like neck-line, arm-hole, etc.Entrance-Exit inches1 -1/4 25mm-6mm1-3 / 16 -5/16 30mm-8mm1-3 / 8 -3/8 35mm-9.5mm1-5 / 8 -1/2 41mm-13mm1-7 / 8 -5/8 48mm-16mm2-1 / 8 -3/4 54mm-19mm2-3 / 8 -7/8 60mm-22mm2-3 / 4 -1 70mm-25mmPackage List:1 x Sewing Folder