NOTE：This hemmer attachment is for home and commercial use. Make sure the foot is adjusted to the necessary setting for bias tape before you start sewing.To confirm that this sewing machine hemming presser foot is suitable for your machine, make sure there is a hole in the needle plate. Steps for usage： Step 1 The direction of placing the universal sewing and piping presser foot is as shown in the figure (shown in Figure 3 above) Step 2 The card slot corresponds to the hole on the needle plate of the sewing machine and is fixed with the needle plate screws. Step 3 Insert the edge of the fabric into the larger spiral hole and start sewing Step 4: After sewing is completed, you will get the effect as shown in the picture (shown in Figure 3 above)