What is a thousand impellers?

The purpose of a thousand impellers (chuck impellers) is a complete emery cloth wheel, which is safe to use and improves grinding efficiency. Characterized by comprising a sand blade fixed between an upper chuck and a lower chuck, wherein the two ends of the sand blade are respectively provided with upper and lower chuck fixing connection grooves, and also comprise a fastening groove and a fastening ring, wherein the fastening groove is arranged at the inner side of the sand blade, and the fastening ring is fixedly connected with the fastening groove; The fastening grooves are L-shaped, and the number of the fastening grooves is at least one; The fastening ring is bonded with the fastening groove by glue, and the fastening ring is made of metal or plastic material.