Q: What makes a four-sided sanding sponge different from other shapes?
The Mirka four-sided abrasive sponges carry grit on all four faces, so a fresh cutting surface is always available without switching to a new pad.
08K0440 - 60x Four-Sided Abrasive Sponge, ea.
Grit:
Choose an option to view item availability.
With abrasive on four sides, these 2 3/4" × 4", 1" thick sponges can work into right angles. They are excellent for refinishing work, as they can work into corners and odd spaces.
Available in 60x, 100x, 150x, 180x and 220x. Sold individually.
Made in Finland.
A sample pack of 10 (two of each grit) is available separately at a saving of 20% compared to buying the sponges individually.
The Mirka four-sided abrasive sponges carry grit on all four faces, so a fresh cutting surface is always available without switching to a new pad.
It measures 2 3/4" × 4" and is 1" thick, small enough to work into corners and right angles that flat sponges can't reach.
Yes, its compact shape and grit range from 60x to 220x suit detail work like refinishing furniture, where tight spaces and odd angles are common.
Yes, a 10-piece sample pack with two of each grit is available separately, at a saving compared to buying the sponges individually.
| Materials | Foam |
| Dimensions | 2 3/4" × 4"; 1" thick (each) |
| Package Quantity | 1 item |
| Country of Origin | Finland |
| Includes | Abrasive sponge |
| Grit | 60x, 100x, 150x, 180x, 220x |
| Warranty | Lee Valley Satisfaction Guarantee |

Options:
Grit
Variations:
Mirka Four-Sided Abrasive Sponges
With abrasive on four sides, these 2 3/4" × 4", 1" thick sponges can work into right angles. They are excellent for refinishing work, as they can work into corners and odd spaces.
Available in 60x, 100x, 150x, 180x and 220x. Sold individually.
Made in Finland.
A sample pack of 10 (two of each grit) is available separately at a saving of 20% compared to buying the sponges individually.
Choose an option to view item availability.