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-201D, FOUR DIRECTION CABLE(FRONT VIEW), cable length 120", 6940561941302
Dynabrade 78512 1-1/2" x 3/4", 1/4-20 Female Center Thread, 120 Grit, 8-Ply, Dynacut A/O Square Pad, 100/pack
3M 33443, Cubitron II File Belt, 36+, 1/2 in x 18 in (12.7 mm x 457.2 mm), 7100033184, 10 belts per carton, 5 cartons per case
3M 16091, PPS Mix Ratio Inserts, Large (28 fl oz), 7000028411
3M 67928, Cloth Belt 777F, P120 YF-weight, 3/4 in x 20-1/2 in, Fabri-lok, Single-flex, 7000120279, 200 per case 