Both professionals and hobbiest, rejoice! The Excel Blades’ Excel Blades Tensioned Sanding Stick – #80 Grit Replaceable Belt 2 Pack is set to become your next favorite tool! This precision product features closed coat aluminum oxide grain,includes a belt that fits a 6-1/4 in. x 1/4 in. sanding detailer,and makes make sanding those hard-to-reach areas an easy task.The item # 55721 is made of aluminum oxide grain and impact resistant plastic.This products works in conjuntion with Excel Blades’ sanding belts: 55679, 55680, 55681, 55682, 55683, 55684, 55685.