For the average guy that wants to do this once in awhile go on Summits website and type in "burr" in the search box. Then buy these two items.

https://www.harborfreight.com/electric-die-grinder-with-long-shaft-44141.html


https://www.harborfreight.com/router-speed-control-43060.html

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time