Silicon Carbide 4" x 2" x 2" Floor Rub

Hand Cleaning and Smoothing Surfaces The Flat Silicon Floor Rubs are small, handheld blocks of silicon carbide abrasive. They are commonly used by masons and machinists for cleaning and smoothing castings, concrete, tile and other surfaces. They are available in a variety of grits. Silicon Carbide  Silicon carbide is ideal for fast material removal. Its abrasive nature makes it perfect for quickly performing operations like coarse sharpening, shaping, leveling, or removing burrs after machining. Silicon carbide is often employed when speed is important. Dimensions 4" x 2" x 2"