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GVX19
GVX19 New Reader
10/24/09 11:02 a.m.
Jeff wrote: If one was so inclined, would there be a way to drill two holes in a pair of aluminum rotor housings that did not use power? Just curious Thanks

In the hope that your looking for a real way to drill. You and use a PUMP DRILL . http://en.wikipedia.org/wiki/Bow_drill#Pump_Drill

DILYSI Dave
DILYSI Dave SuperDork
10/24/09 11:07 a.m.

Rig up a 10 speed bike to a flexible driveshaft dremel. Might need some kind of gearbox to get adequate speed, but should be able to move some metal.

ignorant
ignorant SuperDork
10/24/09 5:39 p.m.

http://www.beautifuliron.com/thepost.htm

friedgreencorrado
friedgreencorrado Dork
10/24/09 7:04 p.m.

Caveman technology for caveman results.

Bow drills, they're not just for fires anymore...

Jeff
Jeff Dork
10/25/09 10:01 p.m.

Thanks for all the suggestions. I now have a few ways to try and make this work. Should be fun.

friedgreencorrado
friedgreencorrado Dork
10/25/09 10:07 p.m.
Jeff wrote: Thanks for all the suggestions. I now have a few ways to try and make this work. Should be fun.

Dude, make sure you get back to us with what you eventually decide to try!

And lotza pix of the process & results.

mr2peak
mr2peak GRM+ Memberand New Reader
10/26/09 3:29 a.m.
DILYSI Dave wrote: Rig up a 10 speed bike to a flexible driveshaft dremel. Might need some kind of gearbox to get adequate speed, but should be able to move some metal.

beat me to it!

It's 1000% win! You now have a beer powered drill!

Giant Purple Snorklewacker
Giant Purple Snorklewacker Dork
10/26/09 7:39 a.m.

I could make a hole in that accidentally by just trying to weld on it.

Armitage
Armitage Reader
10/26/09 9:09 a.m.

Bike pump connected to an air tank with pneumatic drill? The only power involved would be your own and I believe you'd get one heck of a workout that way ;)

Sofa King
Sofa King New Reader
10/26/09 10:26 a.m.

Take it to a machine shop and pay to have them drilled. It can't be that big a hit on the challenge budget, if this is that important to your build, and if you don't do the work you are still a Caveman.

Grtechguy
Grtechguy SuperDork
10/26/09 11:19 a.m.

I actually own one of these:

It's Mounted in my parents Barn, attached to an 8" beam. I think it will take a 3/4" shank

ultraclyde
ultraclyde Reader
10/26/09 11:23 a.m.

If you rig the bike, make the drill shaft turn by contacting the outside tire surface - like a stationary trainer. Surely this will get you the rpms necessary.

Personally I like Bullet Tooth Tony's "Desert Eagle Point Five Oh" as the best solution.

DILYSI Dave
DILYSI Dave SuperDork
10/26/09 9:08 p.m.
ultraclyde wrote: If you rig the bike, make the drill shaft turn by contacting the outside tire surface - like a stationary trainer. Surely this will get you the rpms necessary.

Good call!

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