[sdiy] DIY panel - rectangle hole

[Anthony Rolando]

Have looked at a Greenlee punch?

maybe too much $$$ though.

TR


>From: "Scott" <Scott at scottwick.com>
>To: <synth-diy at dropmix.xs4all.nl>
>Subject: [sdiy] DIY panel - rectangle hole
>Date: Mon, 13 Aug 2007 13:58:53 -0500
>
>Hello
>I'm wanting to drill out my own panel for a project I'm working on, the
>midibox sequencer. (yes,I feel like I'm cheating by going to a digital
>solution, but all the talk about the PSIM several weeks ago got me
>thinking that maybe it is ok :)  )
>there are two long rectangular displays for this project.  I've got a
>drill press, and I've got the whole standard panel mount panel
>construction worked out really well.
>This one is all PCB mount, and then the panel just sort of screws onto
>the PCB w/ all the switches and knobs and LCD's, which means it has to
>be much more precise.  I think I cam get all the holes drilled alright,
>but I have no idea what to do for the rectangular holes.
>
>Does anyone have any ideas of how I can DIY that, without buying any
>expensive equipment?  The only idea I've had so far is to drill it out
>all the way across, and then clean it up w/ a file, but I don't think I
>have enough skill to do that and have it all straight and square.  I
>know they make wood bits for drilling square peg holes, but I don't
>think that would work for metal, as it's basically just a chisel w/ a
>drill bit in the middle.
>
>I remember reading a while back about something called a nibbler, or
>something.  Is that what I need?  And then does that make nice clean
>cuts? (I have no idea what a nibbler is, but I have a hard time
>believing that it can make good straight cuts if its something that just
>removes a small chunk of metal at a time)
>
>
>Thanks for any ideas!
>
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