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 45714, Cubitron II Hookit Cloth Disc 947A, 120+ X-weight, 3 in x NH, D/F 3HL, Die 300BE, 7100113113
Standard Abrasives 711436, A/O Tapered Cone Point, C-30 60, 7100151144, 100 per case
Insize 3292-1, HUB MICROMETER, 0-1", 6928640328404
Air Turbine Tools 201DM - 1/8" Straight Hand Tool Series with Brake, 65,000 RPM, 32166 