[sdiy] Dremel drill press

[Tom Bugs]

Hmm, I've always found Dremel type drills too fast for drilling plastic 
decently -- things tend to melt a bit!
It may work, but a more regular pillar type drill may be more of use for 
such tasks.
I may be wrong though!


Dump Static wrote:
> My plan was for drilling holes (for jacks, pots, etc) in plastic panels.
>
> I would use something sharp to poke a little starter mark in the plastic so the bit shouldn't walk.
>
> Any other tips on drilling lexan/plexiglass?
>
> Drew
>
>   
>>>> "Dave Magnuson" <KingRavine at comcast.net> 08/19/08 10:57 AM >>>
>>>>         
> I agree entirely with what John says below.   I also had a different model, 
> and had the same problem with bit deflection.
>
> The Z-axis of mine was off a little.   Shimming helped (some).   Such narrow 
> drill bits bend and walk if they're not perfectly 90 degrees to the table.
>
> Dave
>
> ----- Original Message ----- 
> From: <johnspeth at yahoo.com>
> To: <Synth-diy at dropmix.xs4all.nl>
> Sent: Tuesday, August 19, 2008 11:16 AM
> Subject: Re: [sdiy] Dremel drill press
>
>
>   
>> About 10 years ago I bought a Dremel brand drill press. It doesn't look 
>> like the one you are pointing to. It basically works but the precision was 
>> a big disappointment for me. I bought it to drill PCB holes.
>> I think the problem with mine is that the bearings that guide the toothed 
>> shaft to which the drill is fastened are of poor quality (assuming there 
>> even are bearings in mine). What I experienced is the bit point will shift 
>> position as pressure is applied at the time when the bit point starts to 
>> press into the board. I used strong rubber bands on the shaft to apply 
>> one-way pressure to the shaft in the bearing sleeve. It helped enough to 
>> make it barely usable for 0.1 inch work but the not enough to make me want 
>> to use it a lot. The press is probably sufficient for craft use (like 
>> model trains and planes) but not for precision engineering work.
>> If that's your intended purpose for this press, I suggest you evaluate one 
>> first and check that it has the precision you're looking for.
>> JJS
>>
>>
>> ----- Original Message ----
>> From: Dump Static <xpandrew at ph.k12.in.us>
>> To: Synth-diy at dropmix.xs4all.nl
>> Sent: Tuesday, August 19, 2008 6:35:23 AM
>> Subject: [sdiy] Dremel drill press
>>
>> Anyone have good/bad experience with this:
>>
>> http://www.mytoolstore.com/dremel/drillprs.html
>>
>> tanks :)
>> Drew
>>
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