● Suitable for angle grinding on grinder. ● Rotary shaft with graduation makes it easy to grind at any angle. ● Unchanged surface accuracy during ON-OFF change over. ● Integrated molding of machine body and rotary spindle. ERTW-1018U ERTW-1325U ERTW-1530U ERTW-1535U ERTW-1545U 細目迴轉磁性座