Norton 7" x 1/4" x 5/8-11" BlueFire Depressed Center Wheels

Constructed out of a blend of zirconia alumina abrasive with premium aluminum oxide grain, the Norton BlueFire Depressed Center Wheels guarantee a great cutting job, as well as a long tool life. Quality 7" depressed center wheels will last 2-3 times longer than aluminum oxide wheels.

• Grit: Coarse.
• Color: Black.
• Diameter: 7".
• Thickness: 1/4".
• Speed: 8,600 rpm.
• Arbor Diameter: 5/8".
• Abrasive Material: Aluminum Oxide/Zirconia Alumina.