Tool terminology

[BILL WZOREK]

What are the hollow drills called they function like a hole saw but are thicker wall

 

[adileo]

Hi Bill

I Think their called hole saw bits - Google that and see if that's what your talkin bout.

 

[Fordors]

I'm not sure, but these may be what you are after Bill-

http://www.hougen.com/cutters/cutters_index.html

 

[flatheadmurre]

If its what i use for the magnetic drill press they are called rotabroaches.

 

[Bob C]

Annular cutters.

Bob

 

[51 MERC-CT]

When I used to work for a living, we used to call them 'Trepan cutters'

 

[Tony NY]

http://blairequipment.com/