Arrow Head Find from Michigan

[IHC656]

Found this about 30 years ago.
South West Michigan.
Please confirm my identification is correct.
Raddatz 6100-4300 BC.
Actual measurements where taken with digital caliper’s and circled on the paper.

 

[dognose]

Very nice point. I think you nailed the type.

I like the serrations.

Congratulations on a very nice point.

 

[newnan man]

Very nice.