This 7 in. (180mm) wide and 2 in. (50mm) thick giant block stain brush is a practical tool for painting. Its threaded handle allows it to be attached to an extension pole or a long broom handle, which is great for painting deck floors, wall ceilings, freeing you from bending your back and knees. The interlocked synthetic bristle filament makes it thick and gives it a high capacity to apply various materials like wood brightener, deck sealer, and different types of paints on large surface areas. It's easy to control whether you're using lightweight or heavy paints, and it helps save paint materials. The stainless ferrule enhances its durability. The brush is soft enough to spread paint evenly, easily getting into deck board gaps and cracks for a smooth finish. Its medium - stiffness stress filament is flexible for forcing stains on different surfaces. It works well on various rough surfaces and is especially efficient for large - scale painting projects, both indoor and outdoor. Also, it doesn't lose bristles, leaves no paint streaks, and can be easily cleaned for repeated use.