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 4112-CD13, INDIVIDUAL STEEL GAGE BLOCK, .13", grade AS-2, 6928640352706
3M 64275, Cubitron II Stikit Film Disc 775L, 150+, 5 in x NH, Linered w/Tab, Die 500X, 7100075678, 250 per case
3M 01302, Scotch-Brite Cut and Polish Flap Brush, 12 in x 1 in x 5 in 7A MED, 7100054509
3M 81356, Venture Tape White Aluminum Foil Tape 1558HT, 72 mm a 45.7 m, 5.4 mil, 7010335933
Dynabrade 95677 1/4" Male Plug with 1/4" NPT Female Thread
Standard Abrasives 707096, A/O Full Taper Cartridge Roll, 3/8 in x 1 in x 1/8 in 60, 7100102970
3M 29860, Sanding Screen, 120 grit, 12 in x 18 in, 7100160860
3M 55658, Stikit Film Disc w/Tab 375L, P320, 5 in x NH, Die 500X, 7100106616, 250 per case
3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI
Thread, 7100135956
Dynabrade 98271 1/2" NPT Male Plug
3M 55065, Cubitron II Cloth Belt 984F, 36+ YF-weight, 3/4 in x 20-1/2 in, Fabri-lok, Single-flex, 7000148169, 200 per case 