Forney Bench Grinder Wheel, Type 1, 60 Grit - 6" x 3/4" x 1" arbor hole w/adapters for 1/2", 5/8" & 3/4" - Walmart.com
Amazon.com: POWERTEC 15520 Bench and Pedestal Grinding Wheels, 6 Inch x 3/4 Inch, 1/2 Arbor,150 Grit, Aluminum Oxide Bench Grinder Wheel for Bench Grinder, 1 Pack : Industrial & Scientific
Do's and Don'ts of Portable Bench Grinding Wheels | Norton Abrasives
Amazon.com: PFERD Bench Grinding Wheel Carbide Type | 7x1x1 inch, vitrified Bond, Silicon Carbide, grit Size 120 | 61793 - for use on Hard Materials, Included bushings 3/4, 5/8, 1/2 inch : Industrial & Scientific
8 in. x 1 in. x 1 in. Bench Grinding Wheel
DeWalt Bench Grinding Wheel 6" x 3/4" x 1" Medium Grit A60 / Metal | eBay