4 1/2" x 1/16" x 7/8" Premium Cut Off Wheels - 10 pack, For Cutting all Ferrous Metals and Stainless Steel 4.5 Inch Cut Off Wheel is Designed for Use With Most Right Angle Electric and Pnuematic Grinders. 10 Pack of Premium 1/16" Wheel Profile for Fast, Burr Free Cutting Through Thicker Material. Constructed of 2 Bonded Sheets of Fiberglass Mesh for Durability and Safety. Rugged Flat Center Steel Reinforced 7/8" Arbor. Features Aluminum Oxide Abrasive Composition for Quick and Accurate Cuts.