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

3M 54765, SandBlaster Right Angle Grinder Multi-Layer Disc 9679 60G 4-1/2 inch, 7010339877
Dynabrade 95842 Dynabrade Air Lube 10W/NR, 1 Pint
Dynabrade 90875 2" Dia. Super Fine NWN DynaBrite Locking-Type Disc, 25/pack
3M 86775, Cubitron ll Cloth Belt 947A, 40+ X-weight, 3/4 in x 18 in, Fabri-lok, Single-flex, 7100033084, 200 per case 