Platen diameter 9.84″ DIA
Platen rotation speed 50~999r/min(stepless adjustable),150 or 300r/min(two fixed speeds)
Platen rotation direction clockwise or counterclockwise
Grinding head speed 50~150r/min(stepless adjustable)
Pressure range 5~60N
ABS case and stainless steel parts, anti-corrosion, easy to clean.
Can hold up to 4 samples(6 holes are optional and can hold up to 6 samples)

Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor 
