Features: For Lockstitch Computer Flat Sewing Machine Parts: Used to insert bias binding or tape along the edge of the garment. Wide Application: Sewing machine parts suitable for Roll collar, Piping, Embedding, Edging, Crimping, Hem, Pull, strip etc on fabric with for Lockstitch machine Fabric. 4 In 1 Pullers Rope: Sewing machine parts fits for most Household sewing machine and Industrial Sewing Machine. Quality Material: Sewing machine parts made of quality metal material, it is hardness and sturdy to use. Replace broken, damage, cracked and unusable-binders, easy and fast to use and stable in performance. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Specifications: 20MM, 22MM, 24MM, 25MM, 26MM, 28MM, 30MM, 32MM, 34MM, 35MM, 36MM