Pre-Cut For 3M 3" x 4" Orbital Sanders 400 - 150 Grits
An aluminum oxide Hookit pre-cut sheet constructed on a C weight, intermediate weight paper backing.
The C-weight 236U paper is excellent for sanding on wood, primers, paint, sealers, and fiberglass.
Works well where a heavier, more durable paper backing is required.
Primary applications: woodworking and metalworking
Good for sanding plastic fillers and putties
Sold by the box
Ideal for use with 3M #20331 3" x 4" Orbital Sander; See Related Products, below.