Page 2 Arrowhead Preforms, Mixed Material Performs,Flintknapping Slabs. crafts This is 3+ lbs of

This is 3+ lbs of black and mahogany obsidian spalls

There length and thickness is marked on each preform

And Size four being the largest and works great for reducing larger spalls fast

but will largely be very clean

Page 2 Arrowhead Preforms, Mixed Material Performs,Flintknapping Slabs. crafts This is 3+ lbs ofThese mix material preform groups are a great way to knapp a variety of great materials and shapes Including Agates, jaspers, Coral and more . The preforms are 5 16 to 3 8" thick and ready to knapp. There over 22 inches of material in each row and there is several videos on my YouTube channel Danny Collins Lithics & Leather showing knapping these point specific preforms