Dremel
Thanks
I wouldn't use a dremel to port. Yikes. That would take forever. The dremel is best used for deburring or cutting lighter materials (like plastics). It can cut metal with the cutoff wheel, but it can take a while - and you want to use the thick wheels, not the thin ones (the thin ones break EASILY). It's probably a 5:1 or higher ratio for durability for the cutoff wheels between thin:thick.
If you can squeeze out the extra bucks, consider the Makita die grinder:
http://www.mytoolstore.com/makita/mak08-08.html
(just an example, you can find it for less elsewhere)
That way you can use "real" 1/4" die grinder bits, "real" sanding rolls, etc, and not be limited to the toy stuff that Dremels use.
Just don't buy junk from Harbor Freight. There's a reason their tools are so cheap. They WILL burn up on you if you try to do much work with them.
Steve
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OTOH, for porting and that kind of stuff, die grinders are the right tool.
If I had to get rid of all of them and just keep one, I’d probably keep either my Ingersoll Rand or cheapie Harbor Freight air die grinder. They’re probably the best compromise since they have the power of a big electric die grinder in something the size of a dremel. I’d say that the HF one works a little better (more power, better throttle) but the IR is built better.
As far as electric die grinders… stay away from the craftsman one, it’s junk. I don’t own one but a few of my friends do and they’re all broken. First thing that breaks is the spindle lock which for some reason they made out of aluminum and should have been _hardened_ steel, after that they self destruct.
_a lot_ of people that make a living with them use the smaller Makita, the bigger one most feel is a better tool, and better shaped for porting but has too much power and has a tendency of getting them into trouble. I have one and I don’t think I’ve used it since I picked up the harbor freight one… it’s a little clunkier, shaped more like the big Makita, but has more power than the little one and seems more controllable then the big one. I use mine with an adjustable router speed control (used a dimmer, extension chord and outlet in a box before that) and am quite happy with it. What it doesn’t have is a spindle lock (so you have to use 2 wrenches to change bits) and a speed control.
I’d love to try the Milwaukee or some of the extreme high end ones, but it’s hard to justify spending the $$$ when they run $270 or more and my $29 grinder + $9 speed control from harbor freight really do everything I need.
As a note, when looking for tooling, double check the size…. A lot of the cheep chineese stuff out there is coming with 6mm shafts instead of ¼”, and the difference is just enough that the ¼” collets won’t hold them right no matter what you try. I’ve never run across anything that actually came with a 6mm collet.
Send me a pm if you're interested.
And it works great. Great all around tool. It's worked great for any kind of cutting I've had to do and also allows me to do anything you would do with a dremel. It even works as an angle-grinder. It's kind of a middle-of-the-road tool, between a dremel and an industrial quality die grinder. I had a regular dremel I used before this, and it was absolute ****. Dremels are really for hobbyists, for small jobs and soft materials like wood.






