4 pcs. Pressure Foot Screw Durable Spare Part Sewing Machine Spring Clamp Description: [Function]: The screw for sewing machine tightens the foot without using a screwdriver, you can quickly change the pressure foot within 4 seconds. [Material]:The foot changer is made of good quality stainless steel and will not rust, high durability prevents long service life. . Package Includes: Pack of 4 Screw clamp for sewing machine, this screw clamp is adjustable, longer thread, more friction, easy to use. an essential addition to the sewing machine. [Application]: foot change tool fits sewing machines with the highest grip, single and industrial, provides full fun DIY creativity. [Use]: Change the pressure foot, even for beginners, connect to the sewing machine and turn the help to easily change the foot. Specifications: Material: metal Color: Size Chart: 3,2 cm x 1 cm/1,26 inch x 0,39 inch The package includes: 4 Foot screw