ATM Forum Message | |
| Forums: |
Atm ·
Astrophotography ·
Blackholes ·
Blackholes2 ·
CCD ·
Celestron ·
Domes ·
Education
Eyepieces · Meade · Misc. · God and Science · SETI · Software · UFO · XEphem |
|
|
|
|
||||
|
|
||||||
Be the first pioneers to continue the Astronomy Discussions at our new Astronomy meeting place... The Space and Astronomy Agora |
| Trepanning
Forum List | Follow Ups | Post Message | Back to Thread Topics | In Response To Posted by Mel Tolbert on January 18, 2002 04:21:51 UTC |
cut some slots in the edge of the metal at an angle with the rotation like this //////// rotation----> i use an angle grinder :) use 80grit carbo with water put it in a plastic bottle with an 1/8" hole in the lid shake it and squirt it on the cut make shure that the noise stays loud and the cut will go fast i cut an 18 out of 2" pyrex in 2 hours like that |
|
|
| Additional Information |
|---|
 |
| About Astronomy Net | Advertise on Astronomy Net | Contact & Comments | Privacy Policy |
|
Unless otherwise specified, web site content Copyright 1994-2020 John Huggins All Rights Reserved Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" are trademarks of John Huggins |