3M™ Rubber Slotted Expander Wheel, 1-1/2 in. x 1 in. 1/4 Diameter Shank

?Use with 1-1/2" diameter x 1" wide Abrasive Bands or Belts. Has slotted rubber drum which expands with centrifugal force to keep the band tight while grinding. Has 1/4 inch diameter shank to fit 1/4" collet chucks or drill chuck.

SPECIFICATIONS
Diameter: 1 1/2 in
Shank: 1/4 in
Width: 1 in