Features: Keep your sewing machine running smoothly with this practical double ended cleaning brush. Durable metal and soft fibers, this versatile cleaning brush is perfect for cleaning sewing machines and computer keyboards. Suitable for anyone who enjoys sewing or needs to clean their computer keyboard, this cleaning brush is a must have tool for DIY enthusiasts. Ensure a clean and dust proof sewing machine and keyboard with this multi function cleaning brush, suitable for various tasks. Maintain the performances of your sewing machine and keyboard with double cleaning brush. Specifications: Material：Metal+Fiber Size：approx A:Small Double Ended：14.5cm/5.71in B:Big Double Ended：17.5cm/6.89in C: Big Sing head：17.5cm/6.89in D: Small Sing Head: 14.5cm/5.71in 3PCS/Set : Small Double Ended+Big Double Ended+Big Single Head Package Includes: 1PC/1Set Brush Optional note: Due to the problems of lighting effects and shootingangles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.