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

3M 29824, Sanding Screen, 80 Grit, 20 in x NH, 7100160247
Dynabrade 95821 Dynabrade Air Lube 10W/NR, 4oz Bottle
Insize 1188-150AWL, DIGITAL BLADE CALIPER, 0-6"/0-150mm, built-in wireless, 6940561942606
3M 69373, Trizact Cloth Belt 237AA, A160 X-weight, 3/4 in x 18 in, Film-lok, Full-flex, 7010309432, 200 per case 