how do you drill for funnels making some penstands I tried the search and nothing
H hippi Member Joined Apr 5, 2014 Messages 354 Location sedalia mo Dec 13, 2014 #1 how do you drill for funnels making some penstands I tried the search and nothing
MarkD Member Joined Jan 24, 2011 Messages 2,293 Location Sayre, PA Dec 13, 2014 #2 I use a step drill bit. Titanium Nitride Coated High Speed Steel Step Drill Bit Set 3 Pc
SDB777 Member Joined Feb 6, 2010 Messages 6,620 Location Cabot, Arkansas USA Dec 14, 2014 #3 I make the hole longer then the blank....but I'm thinking that's not what you were really wanting to know about:foot-in-mouth: Scott (rule 3 I think) B
I make the hole longer then the blank....but I'm thinking that's not what you were really wanting to know about:foot-in-mouth: Scott (rule 3 I think) B
Charlie_W Member Joined Nov 16, 2011 Messages 5,918 Location Sterling, VA USA Dec 14, 2014 #4 You can take a spade bit and grind the desired angle on the sides. Just make sure the leading edge of the sides are out past the trailing edge. Perhaps the step bit could rough out the hole and the tapered spade bit could clean it up.
You can take a spade bit and grind the desired angle on the sides. Just make sure the leading edge of the sides are out past the trailing edge. Perhaps the step bit could rough out the hole and the tapered spade bit could clean it up.