Silicon Carbide Abrader Stick, 6 x 1 inch square, used to strengthen the edge of the stone platform in percussion and pressure flaking, an essential step in flintknapping. Do yourself a favor — use this hand abrader stick and you'll happily discard your chunk of sandstone. It’s more than worth the money to have a fine abrader like this. They wear but it takes a while.
- 6 x 1 x 1 inch abrader stick