VEVOR Bench Buffer Polisher, 8 inch Buffing Machine 350W 3/4HP Motor with 3600 RPM, Heavy Duty Benchtop Lathe Polishing Machine for Jewelry, Wood, Silver, Amber, Metal, Jade

The diameter of the shaft end is 15.88mm.

It is 3/4Hp.

The shaft end diameter is 15.88mm, and the distance between the two shaft ends is 458mm.

This is a single speed and does not have a speed regulator. If you want to install a speed regulator on it, you can try it, but the speed regulation may not be stable.

All products on our official website come with a 12-month warranty. If you purchase a product that has a problem within one year, we will be responsible for you. Here is the link: https://www.vevor.com/pages/return-policy.