Page 8, Alibates Preforms,Flintknapping Slabs. Preform Number:#76 It measures 3 7/8" in

It measures 3 7/8" in length  and 2 3/4" wide

These hand flakers and notching tools are available individually or as a set

and Georgia and was used by prehistoric people for thousands of years

It measures just 3 1/4" in length

Page 8, Alibates Preforms,Flintknapping Slabs. Preform Number:#76 It measures 3 7/8" inThese Alibates preforms will be availablein in very limited numbers. As you probably know due to the rarity of good solid knappable stone and the fact that the main sorce is now a national park Alibates is one of more costly knapping materials but it's also one of the prettiest. The preforms are 5 16 to 3 8" thick and ready to knapp