10 Brand New NORTON BLUEFIRE Grinding Wheels

Diameter: 7"

Thickness: 1/4"

Arbor Hole: 7/8"

Type 27

Max RPM: 8600

For Use On Steel And Stainless Steel

Made In The USA

These Wheels Were Mislabeled By The Factory, They Say 5/8"-11 For The Arbor Hole But The Hole Is A 7/8" Hole

Thanks For Looking