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 VSP-201W, WIDE-ANGLE LENS CABLE, cable length 1200", 6940561941333
Dynabrade 11005 Dynafile Belt Housing Guard 