Cutting out the fan 'grill' on my case. wondering how to go about it.

KillaKilla

Senior member
Oct 22, 2003
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I have a case with terrible fan grills. See here.

How should I go about cutting out the grills on the back of the case? I have 2 more wire grills but I can't get a hacksaw edge onto the grill, and I don't have a dremel. Any suggestions?
 

beatle

Diamond Member
Apr 2, 2001
5,661
5
81
Time to buy a Dremel. :) Seriously! Sometimes it's just time to bite the bullet and buy a tool that you can use for years to come on several projects. They're only $30 or so on ebay.
 

KillaKilla

Senior member
Oct 22, 2003
416
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Originally posted by: beatle
Time to buy a Dremel. :) Seriously! Sometimes it's just time to bite the bullet and buy a tool that you can use for years to come on several projects. They're only $30 or so on ebay.

awww damn. Is there no other way?
 

beatle

Diamond Member
Apr 2, 2001
5,661
5
81
You might try a nibbler. I've never used one myself, but I've heard of people using them in case modding. It'll be significantly more work than a Dremel, however. Here's one at Harbor Freight. I believe Radio Shack also sells them, but they're probably more expensive.
 

klah

Diamond Member
Aug 13, 2002
7,070
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Dremel. After buying it you will realize their are a dozen other reasons you needed it. Just make sure you get the variable-speed and not the single-speed.
 

0roo0roo

No Lifer
Sep 21, 2002
64,795
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yea, shred a screw? dremel a new grove in.. or cut off its head. cut something like pipe? sure! engrave? ok... sand.... its got lots of uses.
 

trexpesto

Golden Member
Jun 3, 2004
1,237
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Other ways:
hammer and cold chiesel, dikes, jigsaw w/metal blade, angle grinder, plasma cutter, welding torch, shotgun
 

Zap

Elite Member
Oct 13, 1999
22,377
7
81
I'd recommend against buying a nibbler. It is very labor intensive to use and the handle on the one I have kinda presses uncomfortably into the hand. Also, I paid $10 for mine. I bought an off-brand rotary tool at Walmart for $15 and have used it for many projects. It is variable speed and will take the normal (not the thinner) Dremel attachments. Very worthwhile at $15. Well, you'd probably want to buy a kit with it for around $8 that includes the basic bits plus the cot-off wheel bit with a pack of wheels. Otherwise you can use tin snips (but you'd have to buy them if you don't already have) or some diagonal cutters, but then the edge will look chewed up and be very sharp.
 

Safeway

Lifer
Jun 22, 2004
12,075
11
81
Get a Dremel. If yous be a po' bastage, use wire cutters and make sure never, ever to touch your case again; else, you will pull back bloodah fingahrs.
 

Delbert

Golden Member
Dec 4, 2000
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Yes, those look very restrictive and need removed. I'm a jigsaw man myself.
 

Delbert

Golden Member
Dec 4, 2000
1,306
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76
I just noticed the front intake cutout. Same with the PSU opening. These are a breeze to open, because you only need to cut the little pieces bridging the outer ring.
Whatever you use, always cut just inside the line so you can file to the line and end up with a nice round hole. Not one that looks like some animal chewed it way thru.
 

irishstag

Junior Member
May 16, 2004
9
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I removed all the plastic or painted parts of the case and had my dad take a reciprocating saw to those stamped fan grilles. With some rough filing afterwards, it worked really well. Loudest noise I've ever heard, though.
 

gotensan01

Golden Member
Jul 6, 2004
1,446
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Everyone is saying Dremel. I actually just purchased one on ebay for about $24 after S/H. I was also thinking about RotoZip. Remember all the cool infomercials? I think it's made by Bosche (if this is correct spelling) which is a good thing. Either way, buy one and rip your case apart!
 

Blain

Lifer
Oct 9, 1999
23,643
3
81
I cut out the factory grills on just about every case I work on. I use a jigsaw with a good Dewalt metal cutting blade.
 

Wedge1

Senior member
Mar 22, 2003
905
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0
Hi all,

I say use Wiss Tin Snips. They cost about $11 at Sears. Don't buy the cheap red/green/yellow combination of some other brand that you might see. Wiss is the brand you want.

Have a look at this tutorial . This guy knows his stuff.
 

Nebor

Lifer
Jun 24, 2003
29,582
12
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Originally posted by: Wedge1
Hi all,

I say use Wiss Tin Snips. They cost about $11 at Sears. Don't buy the cheap red/green/yellow combination of some other brand that you might see. Wiss is the brand you want.

Have a look at this tutorial . This guy knows his stuff.

Yup, I also used Wiss tin snips to mod a $200 case. Then I used some small rubber pipe, slit it open w/ a razor blade and covered the edge of the hole with it.
 

peonyu

Platinum Member
Mar 12, 2003
2,038
23
81
I cut out the fan grills on my case with a small pocket-knife [no joke]. All i did was put the end of the blade into one of the holes then seesawed the blade [carefully] until the bridge between the holes snapped. Once done all it took was 5 minutes of filing and it looked just as good as if it was done with a dremel and it didnt cost a dime.
 

Zap

Elite Member
Oct 13, 1999
22,377
7
81
Originally posted by: irishstagLoudest noise I've ever heard, though.

I always use eye and ear protection when using my rotary tool.
 

gotensan01

Golden Member
Jul 6, 2004
1,446
0
0
I assume you use the cut off wheel when cuttin out the circles with a rotary tool. Doesn't this make a jagged circle? I figured that since the diameter of the wheel is kinda large, when you cut you basically cut a straight line that is about 1/4" long.
 

xbassman

Golden Member
Feb 25, 2001
1,243
0
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I have done many with my dremel, but I have to say that my hole saw attached to a variable speed drill is now my favorite way!.
(It makes perfect holes!)

The one I have is 76mm (3" I think)

Although I learned the hard way recently to cut out a 2x4 or something first to use as a guide. Clamp your guide to your case and go! I cut a hole in my alluminum case in about 3 seconds using an 18v drill. Using my cordless dremel One hole uses up my battery and I have to recharge.
 

Jeff7

Lifer
Jan 4, 2001
41,596
20
81
Originally posted by: 0roo0roo
yea, shred a screw? dremel a new grove in.. or cut off its head. cut something like pipe? sure! engrave? ok... sand.... its got lots of uses.

Have a screw that's just too long? Slice it in half. (Just don't touch it right away, as you'll get one hell of a nice burn.)
I love having a Dremel around.


btw, how do you guys get nice circle cuts with a dremel?
Cut it roughly circular with the cutting wheel, then use a sanding bit to round it out and make it slightly less sharp than a surgical scalpel.
 

Fern

Elite Member
Sep 30, 2003
26,907
174
106
Originally posted by: gotensan01
I assume you use the cut off wheel when cuttin out the circles with a rotary tool. Doesn't this make a jagged circle? I figured that since the diameter of the wheel is kinda large, when you cut you basically cut a straight line that is about 1/4" long.


Don't necessarily need to use a cutting wheel. For my side fan, I used a router-type bit with my dremel. Also used the "router" attachment. Looks like cone-shaped plastic thingy you hold on to when using the dremel.

Edge was fairly smooth, used a grinding stone attachment to smooth it further. Circle wasn't perfectly round, but it's hard to tell when you get the grill screwed on. So it looks pretty good.

Even if you use the more common (less expensive) cutting stone, you can smooth it out pretty good with a grindstone attachment.