3M 03809 4-1/2" x 5-1/2" Softback Sanding Sponge, Fine

4-1/2 inch by 5-1/2 inch by 3/16 inch thick

• Flexible foam backing adapts to unique contours and access hard-to-reach areas

• Aluminum oxide abrasive offers a long life and fast cut

• Waterproof bonding system allows for either wet or dry sanding applications

• Sponges are made for hand sanding

• Versatile sanding sponges work on many surface materials

• Ideal for:

  • Corners
  • Contours
  • Sealer

Sanding Surface (Flat):

• Fiberglass

• Metal

• Paint

• Primer

• Putty