3M Pro Grade Precision Ultra Flexible Block Sanding Sponge, 4.5 x ...

3M Pro Grade Precision Ultra Flexible Block Sanding Sponge, 4.5 x 2.5 x 1-Inch, 80-Grit, Medium

• Lasts 5X Longer than 3M conventional sanding sheets
• Channels dust away from sanding surface
• Use pattern side for detail/contour sanding
• Use regular side for flat sanding
• Made of premium aluminum oxide mineral