Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor 
Insize 2177-121, DIGITAL ANGLE METER, 0~999?, 6974029773334
$329.26
Resolution 0.1?
Accuracy ?2? for 90? rotation @30?/sec
Clockwise and counter-clockwise operation
Memory of 250 results, can upload to the computer
Back with magnet
Power off in 2 minutes automatically
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