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

Dynabrade 91743 DynaMesh 8" 280 Grit Hook & Loop Discs, 50 per box
Insize 1120-150AE, DIGITAL INSIDE GROOVE CALIPER, 1-6"/25.4-150mm, 6928640326608
Dynabrade 55242 Vane Set (4pk)
Dynabrade 95544 Gear Grease, 2.5oz. Tube 