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 2843-10, DIGITAL SURFACE PROFILE GAGE, 0-.5"/0-12.7mm, 6928640378492
3M 88874, PSA Cloth Disc 348D, 80 X-weight, 20 in x NH, Die 2000D, 7000118884
3M 05011, Cloth Belt 384F, 120+ XF-weight, 3/4 in x 20-1/2 in, Fabri-lok, 7100141429, 200 per case 