?Presser foot easy change screw clamp-This Item replaces the thumb screw that holds the presser foot. It allows for an instant, quick change of presser feet without using a screwdriver. You can change afoot within 2 seconds, don't need a screwdriver! Durable and long-lasting: Made of good quality iron and do not rust. The high durable characteristic makes it able to long-lasting. Sewing Machine Spring Foot Clamp Presser Foot Easy Change Screw Clamp - Easy to use: Even for beginners. Just attach to the machine and it's good and ready to help change the footer easily. Application: It is commonly used in the high shank, single-needle home, and industrial sewing machines. Sewing Machine Spring Foot Clamp Presser Foot Easy Change Screw Clamp - Package: 1 x Presser foot easy change screw clamp