This economical unit runs at an approximate speed of 3,000 RPM at full load.
The simple chuck has a threaded section with a large knurled nut for hand tightening. There is a step at the base of the threaded section of the correct size to properly seat the strobe discs with the help of the knurled nut and a washer.
This unit is available for operation at 220 volts with a slight reduction in the maximum speed. Plug and cord will be appropriate for shipping country of destination.