Bondo Spreaders make applying any filler, putty, spackle, caulk or glaze easy. Equipped with 3 different size spreaders, each pack will have the right size for the job. Faster, Easier Filler ApplicationAllowing for use on curved or flat surfacesThe clean edge will ensure a consistently smooth finish on any surfaceThe spreaders are reusable and can be cleaned with acetone after useDesigned specifically for spreading filler, putty, spackle, caulk or glazeThree sizes in each pack virtually assures the right size spreader for the jobPlastic construction is flexible for easy use, especially on curved surfacesFaster, Easier Filler Application