Use DOMINO router bit in an OF 2200 ?

optimistisch

Member
Joined
Jun 4, 2011
Messages
52
Hello and first of all this is an newbie question, don't punish me so hard,
I have been reading this for a longer time, was reluctant to join in. But noticed that this board is very good, the discussed topic are excellent and the ideas are great. That is the reason for joining me some days ago.

Back to the question:
Is it possible to use the DOMINO router bits with the OF 2200 for drilling purposes? I am asking this because I have seen this bits in a Festool center yesterday, but was to shy to ask the sales staff there. To me these bits seem to work quite aggressive in hard wood. The way it is mounted to the DF 500 is different to the OF 2200.

Regards from Germany (near Heidelberg)
Ingo

 
Hi Ingo,

First of all, welcome to the forum!  Yes, there is no shortage of good ideas here of the forum!

The domino bits aren't actually router bits.  Instead of going into a collet, they have a female thread that screws onto the shaft.  I just checked my Domino bits and the outside diamter of the shaft is 10mm.  The outside has a black finish and is not machined so I would not trust it to be concentric to the bit (and therefore, not necessarily balanced).  Also, I'd worry about the collet crushing the hollow shaft.

Have a look at spiral bits or end mill bits sold to machinists.  Here's a recent thread on the topic.
http://festoolownersgroup.com/other-tools-accessories/carbide-end-mills/msg153514/#msg153514
 
Flair Woodworks said:
Also, I'd worry about the collet crushing the hollow shaft.

I agree with your other points, but do you really think this could happen? Sure it's hollow, but the 'wall' is a few mm thick. Plus, the whole point of a collet is that it applies pressure evently around the entire circumference. I don't think the collet could crush it.
 
Johnny,

I'm really not sure.  Just how much squeezing pressure can a collet exert?  Anybody have a snapped bit and a 10mm collet they care to try with and report back?
 
Flair Woodworks said:
Johnny,

I'm really not sure.  Just how much squeezing pressure can a collet exert?  Anybody have a snapped bit and a 10mm collet they care to try with and report back?

I really don't know, but it would be interesting to find out...
 
router bits can go at over 20000 rpm, the domino bit appears to go much slower.
maybe the rpm limit is noted on them like usually on router bits.

and using the 12.7mm collet to hold a 10mm shank doesn't seem like a good idea, probably even impossible to do.

all this and the other things brought up here, tell me it's probably not a good idea.
but interesting anyway, i would also like router bits made especially for plunging.
 
I don't think the hollow collet is a problem, my 5mm LR32 bit has the same style collet.  I think the biggest problem is the design of the domino bits.  If you look closely you will see that only the end of the bit is carbide.  With straight hole drilling it might be OK but if you were to say make a mortise I think the lateral force on that braze could be a bad thing.  The domino oscillates as it plunges to keep the carbide head as the only part of the cutter doing the work.  In a router as soon as you move the router you are laterally loading the entire bit. 
 
Festool's 10mm collet will work with OF-1400, OF-2000 or OF-2200, but why are yo trying to use hammer on screws?

Regards,
VictorL
 
"Is it possible to use the DOMINO router bits with the OF 2200 for drilling purposes? "

Possible yes,  wise no.  Welcome to the Forum! 

Bring more ideas, rock on.  [big grin]
 
This is great, I asked in an German craftsmen forum an had no reply to that question, so this is the Forum to use. Thank you for the help.
 
optimistisch said:
Hello and first of all this is an newbie question, don't punish me so hard,
I have been reading this for a longer time, was reluctant to join in. But noticed that this board is very good, the discussed topic are excellent and the ideas are great. That is the reason for joining me some days ago.

Back to the question:
Is it possible to use the DOMINO router bits with the OF 2200 for drilling purposes? I am asking this because I have seen this bits in a Festool center yesterday, but was to shy to ask the sales staff there. To me these bits seem to work quite aggressive in hard wood. The way it is mounted to the DF 500 is different to the OF 2200.

Regards from Germany (near Heidelberg)

Domino bits are not designed to be used in a router.  So don't do it.  With the forces and speeds involved with power tools it is just a bad idea.  

There are plenty of top quality router bits designed for the purpose that can drill holes. I suggest any of the good spiral router bits  that are available.

And Welcome to the FOG.  [smile]

Seth

 
Before you try to use a Domino bit in a regular router, please let us check with the engineers at Festool Germany. We want to be sure it
is 100% safe. There is no room for error at 22,000 rpm.

Thanks,

Christian
 
I wouldn't do it. Powertools are dangerous things, especially those that run at 22000 rpm. One little mistake and you have a bullet going for your soft parts.

Why do you want to use a Domino bit for it anyway? There are many real router bits available for the same price and they are certified safe.
 
Domino bits 'swing' on a plane and remove material in a way that no other bits that I'm aware of are designed to do. Although turning at a very high speed, 24,000+rpm, the contact point for the cutting edges is very small. Domino bits are specifically designed for this purpose, their cutting depth is shallow, and the channel for 'exhaust' in the bit is not designed for straight plunging action.
Many cutting tools (drills, etc.) will coincidentally 'fit' into a router collet, but by no means are they intended for use in a router.
I haven't and wouldn't try using a domino bit for plunging, the risk of failure is small, but you'll most likely burn your workpiece and overheat the bit.
Buy yourself a cutter intended for plunging, they're not expensive.
 
Each Domino cutter has mark "n max 30000"....
I assume that stands for 30 000 rpm.
 
This is probably going to sound rude and maybe it is considering my disgust for the one size fits all mentality, but the OP should either get the proper ROUTER bit or have someone else do it. JMB, I'm going to use you for my post.

It's like JMB whipping around a vac hose to clear a clog. It might work, yet there's the possibility of hitting himself in the head or someone near him.

Common sense goes a long way.

Wait!  Maybe I should mount a Phillips, Robertson or torx bit in my router to drive screws faster.  [tongue]
 
Ken Nagrod said:
This is probably going to sound rude and maybe it is considering my disgust for the one size fits all mentality, but the OP should either get the proper ROUTER bit or have someone else do it. JMB, I'm going to use you for my post.

It's like JMB whipping around a vac hose to clear a clog. It might work, yet there's the possibility of hitting himself in the head or someone near him.

Common sense goes a long way.

Wait!  Maybe I should mount a Phillips, Robertson or torx bit in my router to drive screws faster.  [tongue]

Ken it seems to becomiing a popular pastime using Jmb as an example [big grin]
 
Festoolfootstool said:
Ken it seems to becomiing a popular pastime using Jmb as an example [big grin]

That's why I've gotten his prior consent, signed in triplicate and pinky sweared to use him for examples.  [big grin]
 
Ingo,

Forgive my manners, I did not previously welcome you to the FOG.  [welcome]

Just in case you don't have a Festool catalog, Festool in Europe does offer hole drilling router bits in the sizes of 5mm, 6mm, 8mm, 10mm.  Christian is looking into your question, so I would suggest you don't experiment just has he said.  But in the meantime, you might want to check out the router bits on the Festool website.

Peter
 
Peter Halle said:
Ingo,

Forgive my manners, I did not previously welcome you to the FOG.   [welcome]

Just in case you don't have a Festool catalog, Festool in Europe does offer hole drilling router bits in the sizes of 5mm, 6mm, 8mm, 10mm.  Christian is looking into your question, so I would suggest you don't experiment just has he said.  But in the meantime, you might want to check out the router bits on the Festool website.

Peter

Actually, Peter, all of those bits you mention, which are part of the LR32 System, are still sold by Festool USA. In addition, so are the 3mm drill bit. In older catalogs these were shown with 8mm shanks.

These are shown on page 5 of the current price list. Here are the part numbers:

The 3mm dowel drill bit is cat 491065
The 5mm dowel through V tip bit is cat 491064
The 5mm dowel drill bit is cat 491066
The 6mm dowel drill bit is cat 491067
The 8mm dowel drill bit is cat 491068
The 10mm dowel drill bit is cat 491069
 
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