The shank is electrically conducted to the metal workpiece through the chuck and table,
the LED lights up and the beeper sounds(only for 6566-3E),
when the ball touches the workpiece
Not suitable for rotary use. Hardened shank and contact ball
Hardened shank and contact ball

Insize PHT-C751-S, 400 GRADE ABRASIVE PAPER, 6974029779886
Dynabrade 79325 4-1/2" Dia. x 7/8" Center Hole, 36 Grit, Ceramic DynaCut Fiber Disc, 25/box
3M 18358, Scotch-Brite Coating Removal Disc, CR-DH, SiC Extra Coarse, 7 in x NH, 7000120846
3M 18424, Scotch-Brite Coating Removal Disc, CR-DH, SiC Extra Coarse, 4-1/2 in x NH, 7000046011
3M 68697, Cloth Belt 577F, 80 YF-weight, 3/4 in x 20-1/2 in, Fabri-lok, Single-flex, 7010308491, 200 per case 