3M 55055, Cubitron II Cloth Belt 984F, 80+ YF-weight, 3/4 in x 20-1/2 in, Fabri-lok, Single-flex, 7000119520, 200 per case 
Insize 6566-2E, DIGITAL EDGE FINDER, Shank (A) 3/4″ DIA, without Beeper, 6928640374869
$144.70
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
