The shank is electrically conducted to the metal workpiece through the chuck and table, the LED lights up and the beeper sounds(only for 6566-3), when the ball touches the workpiece Not suitable for rotary use Hardened shank and contact ball Code Shank (A) Contact ball (B) Accuracy Beeper Battery 6566-2 Ø20mm SØ10mm 5µm without 23AE,
The shank is electrically conducted to the metal workpiece through the chuck and table,
the LED lights up and the beeper sounds(only for 6566-3), when the ball touches the workpiece