Obsidian Percussion Slabs, Flintknapping Slabs

These black obsidian percussion slabs are sold by the inch. Minimum order is 5", please order in 5" increments. 

Slabs are approximately 1/2" thick and will range from 5" to 8" long. size can verry slightly.  

These videos posted on my YouTube channel showing how I Knapp slabs using indirect percussion.

you will need to copy and paste the video link.  

https://youtu.be/_728gWzNdgw?si=BFEkG8ZUOk3wf1K4