Variable Speed Asynchronous Machines Handbook

Variable Speed Drive

Vevor 800W Wet Polisher - 4" Electric Granite Polisher with 6 Variable Speeds (1000-4000 RPM) and 7 Polishing Pads for Marble, Concrete, Stone, Tile

A powerful 800W wet stone polisher with a 4‑inch head and six variable speeds from 1,000 to 4,000 RPM, it comes with seven polishing pads for marble, concrete, tile, and other stones, delivering smooth finishes efficiently.

VEVOR 5 & 6-Inch Brushless Random Orbital Sander, 350W Electric Sander with 10,000 RPM, 6 Variable Speeds, Dust Connector & Hose, Includes 20 Sandpapers for Woodworking

A lightweight, brushless 350 W random orbital sander with a 10,000 RPM motor and six speed settings delivers smooth finishes on wood. The built‑in dust connector and hose keep the work area clean while 20 included sandpapers cover fine to coarse grit for versatile sanding tasks.

Vevor 6-Inch Brushless Random Orbital Sander, 350W Electric Sander with 6 Variable Speeds, Dust Connector & Hose, Includes 10 Sandpapers for Woodworking

VEVOR 1200W Electric Surface Polishing Machine with 6 Variable Speeds and 4 Fiber Polishing Wheels for Stainless Steel and Non-Ferrous Metals

VEVOR Portable Magnetic Drill Press, 1200W Motor, 10 Speeds, 1.6 in Boring Diameter, 2810 lbf Force, with 2 Coring Bits for Metal Surfaces

Portable magnetic drill press with a powerful 1200 W motor and 10 variable speeds, delivering up to 2810 lbf of force for precise metal drilling up to 1.6 in. Includes two coring bits for clean, accurate holes.