3M™ General Purpose Depressed Center Wheel, 4-1/2 in. x 1/4 in. x 7/8 in. 24 Grit, 10 pk.

?3M depressed-center wheel uses aluminum oxide as the abrasive material and has a diameter of 4 1/2 in. 3M incorporates this aluminum oxide material into the depressed-center wheel forming a grit of 24. In addition to the other aspects of these parts, another important component of these is the thickness. This 3M part is 1/4 in thick. All abrasive products that rotate or spin, such as the ones in this category, have a maximum speed at which you can run them. This 3M depressed-center wheel can be run at a maximum speed of 13300 RPMs.

SPECIFICATIONS
Brand: 3M
Wheel Diameter: 4 1/2 in
Center Hole Size: 7/8 in
Depressed Center Wheel Shape: Standard (Type 27)
Abrasive Material: Aluminum Oxide
Grit: 24
Grade: Very Coarse
Maximum RPM: 13300
Wheel Thickness: 1/4 in
Wheel Color: Brown
Package Quantity: 10 wheels