3M 307EA Trizact Cloth Belt, 2-1/4 in x 148 in A30 JE-weight Fullflex Scalloped 3M™ Trizact™ Cloth Belt 307EA uses our proprietary microreplication technology where micron-graded aluminum oxide particles are formed into tiny pyramids of abrasive mineral and then coated on a rayon backing. As these pyramids wear, fresh, sharp mineral is continually exposed to produce a consistent cut and a predictable, fine finish. Price for 1 belt, fast postage