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Old August 10th, 2008, 01:49 PM   #30 (permalink)
ehawley
Tele-Afflicted
 
Join Date: Jul 2005
Location: Keyport, New Jersey
Age: 56
Posts: 1,212
Quote:
Originally Posted by Ronkirn View Post
Oh, I have been asked many times about how to cut the F holes since the narrow areas are too narrow for the normal type template tracing bits….What I do is use a 1/4 inch carbide spiral bit, and allow the shank to act ad the bearing.

Here you see it against a section of ¾ inch MDF




Ron Kirn
Great work Ron...Reverse engineering! It's one of the fun things in life!!

By the way...when I saw that picture of the cutting of the F hole I thought " Hey, RotoZip"...did you ever try to cut them with a rotozip and 1/8 bit?

Cheers
ED
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