Get consistent results on your finished aluminum, brass, bronze and other display finishes with this Bear-Tex NEX Rapid Blend SC fine grit non-woven depressed center disc. Its premium aluminum oxide grain produces a fine grit that gently smooths away the minor surface irregularities on soft metals, and its unique resin formula puts a smear-free finish on harder alloys, such as stainless steel, titanium and the various super alloys. Enjoy extended life with a construction designed to prevent cutting and gouging.