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 4168-3E, STEEL STANDARD BALLS, 5/32", 6940561981414
Dynabrade 79448 6" x 9" DynaBrite General Purpose Maroon Hand Pad, 20/box
3M 67928, Cloth Belt 777F, P120 YF-weight, 3/4 in x 20-1/2 in, Fabri-lok, Single-flex, 7000120279, 200 per case 