4" High Quality Heavy Duty Drive Wheel for 5/8", 3/4" or 7/8" shaft. Your choice

Description

4" Belt Sander/Grinder High Quality Heavy Duty Aluminum Drive Wheel for 5/8", 3/4" or 7/8" shaft diameter. New!
Pick the size you need and let me know while buying.
Precision machined aircraft aluminum
Proven
and versatile
design. Outstanding quality,
Dozens
were sold through various channels
5/8", 3/4" or 7/8"
bore with 3/16” key way and a set screw
One
Drive Wheel
4”OD x 2-1/4” wide, convex (for improved tracking).
Speed calculation
: If your 4" Drive Wheel rotates at 3450 RPM,then the belt surface speed is 3613 SFPM (Surface Feet Per Minute).