Q: What is a sanding sponge?
It's a flexible foam block with abrasive on one face. This 18-pc. sample pack of Mirka LD 3" × 4" × 1/2" grip abrasive sponges uses a soft, low-density foam suited to contoured surfaces.
08K3740 - 18-Pc. Sample Pack of Mirka LD 3" × 4" × 1/2" Grip Abrasive Sponges
Used for both hand sanding and power sanding of contoured surfaces, these 1/2" thick sanding sponges are made from a soft, low-density foam with abrasive on one side and a grip backing on the other. The 18-piece set includes three each of 100x, 150x, 180x, 220x, 280x and 320x, at a saving of nearly 20% compared to buying the sponges individually.
Made in Finland.
It's a flexible foam block with abrasive on one face. This 18-pc. sample pack of Mirka LD 3" × 4" × 1/2" grip abrasive sponges uses a soft, low-density foam suited to contoured surfaces.
No, these are meant for dry sanding, not wet use. Wetting the foam can affect how the abrasive performs.
Sand with even pressure in the direction of the grain, letting the soft foam flex into curves, and work from a coarser grit toward the finer ones.
| Materials | Low-density foam with abrasive coating and grip backing |
| Dimensions | 3" × 4" × 1/2" |
| Includes | Sponges (three each of six grits) |
| Package Quantity | Pack of 18 |
| Country of Origin | Finland |
| Warranty | Lee Valley Satisfaction Guarantee |

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18-Pc. Sample Pack of Mirka LD 3" × 4" × 1/2" Grip Abrasive Sponges
Used for both hand sanding and power sanding of contoured surfaces, these 1/2" thick sanding sponges are made from a soft, low-density foam with abrasive on one side and a grip backing on the other. The 18-piece set includes three each of 100x, 150x, 180x, 220x, 280x and 320x, at a saving of nearly 20% compared to buying the sponges individually.
Made in Finland.
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