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 6144, ACCESSORY SET FOR DIGITAL CALIPERS, 6928640380839
3M 55847, Dynamic Mixing System Nozzle, 50 per bag, 7000119977
Dynabrade 13015 Arbor Assembly 1/2"-20 Female Thread - 5/8" Male Thread
3M 9145, Disc Pad Holder, 4-1/2 in x 1/8 in x 3/8 in 5/8-11 Internal, 7000046035
3M 26583, Accuspray Refill Pack for PPS Series 2.0, Green, 1.3 mm, 7100152953
Dynabrade 97570 1/2" NPT Female Safety Coupler
3M 87105, Cubitron II Stikit Film Disc 775L, 220+, 6 in x NH, Linered w/Tab, Die 600Z, 7100075221, 250 per case
3M 69373, Trizact Cloth Belt 237AA, A160 X-weight, 3/4 in x 18 in, Film-lok, Full-flex, 7010309432, 200 per case 