An engineer's thoughts, first use TS55 REQ

Intrepid

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Feb 25, 2014
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I finally took the 'plunge', pun intended, into Festool last week.  I purchased a 55 REQ and broke it in on a volunteer job where I built 12 6' picnic table/benches for an orphanage.  They were made entirely of pressure treated pine 2x6's and 2x4's.  All of the men I was working with couldn't get over how great my new toy was, but the engineer in me couldn't help looking for how it could be better...  Here are my thoughts, if there's already a solution for them or if its operator ignorance, please let me know.

1)  The Thumbswitch to disengage the plunge lock is on top of the tool which is not a natural grip point.  It forces a user to release the safety and then shift his grip to wrap the thumb around the saw handle before use.  A firm grip might not be necessary in ply cuts, but I was cutting at near capacity in very wet PT lumber.  A firm grip felt safer.  A better option might be a push button release where the thumb wraps around naturally on both sides to be ambidexterous.  I would prefer a pinky trigger release to the thumb, a little cleaner.

Either way the thumbswitch's textured grip ridges left my thumb sore after sliding it 8 hrs/day for 2 days.  Call me a mouse-hands (guilty!), but I fully intend on taking my dremel to those grip lines and softening or smoothing them alltogether.  The concavity to the switch should provide enough grip by itself.

2)  When cross cutting dimensional lumber hanging off the edge of a sawhorse the saw foot naturally springs back out as the cut is complete.  It feels a little clumsy and preparing for it made freehand miter cuts a little more difficult than using a standard circ saw.  I found myself reaching around the front edge of the foot with the fingers of my leading (left) hand to hold the plunge through the cut and allow it to slowly retract.  *Cringe* Bad stuff can happen under the foot, I'd like to see a molded or bolted grip on top of the leading edge of the foot or a cushioned plunge spring to help with short unsupported crosscuts.

3) When making close-proximity repetitive freehand cuts (mitering the corners off the ends of the benches and table tops) I was annoyed having to wait on the blade to spin to a near stop before the motor would spin up again.  I'm sure this has to do with the speed control, but waiting on it between every cut eventually led me to either hold the trigger when moving around from cut to cut or just put down my Festool and reach for the $35 Skill saw which did the job quicker.  If the electronics can't be adjusted for immediate use regardless of current blade RPM, maybe a blade brake would help reduce the down time between cuts.

4) Just inside the blade housing, there is a guide track for the motor's plunging motion.  That track is molded so that it protrudes abruptly out of the blade housing.  I found when using the saw right handed, the track would run between the knuckles of my 1st and 2nd finger.  This usually wasn't uncomfortable, but a couple times the saw would bind in the wet lumber and kick back.  The brunt of the kickback would punch the hard 90degree plunge track edge into my knuckles.  A more comfortable solution would be a continuous fillet molded into the housing along the track instead of leaving a "sharp" edge.
 
[welcome] to the FOG!

1) I'd suggest a two-handed grip whenever possible. When held with both hands, the location of your thumb won't be as big a deal. I'd also suggest wearing gloves when dealing with PT lumber, which would protect your thumb from the ridges as well. :)  (disclaimer: I'm a wuss and wear gloves just about any time I'm working unless they get in the way of detail work)

2) This will probably come off sounded wrong, but you can avoid this by not doing unsupported crosscuts. :D Many peeps throw a sheet of foam board or other sacrificial material under their cuts to support it.

3) I'm not sure this is officially considered proper practice, but since the blade retracts fully into the body, couldn't you just keep the motor spinning as you move from cut to cut?

4) I'm not sure about this one, but again, I'd go with gloves.  [big grin]
 
I like the feedback, you definitely will pay attention when building 12 tables!

Here is my .02, I would never use my TS55 on wet PT lumber.  I didn't buy it for that.  Good at you for using it in multiple capacities.

I have a really nice Milwaukee that i throw on PT and other lumber for that sorts.  Even have a rail that I guide along side of.

On the thumb switch item, were you holding the thumb switch the entire time you are plunging?  If you didn't know (or discover) you don't have to "hold" it, you can use it to start the plunge and let go keeping your finger on the trigger.  It takes a few times to get used to it, but once you do it is second nature... and no more sore thumbs!

Cheers.  Bryan.
 
The blade that comes with the TS55 is better for sheet goods rather than PT lumber.  The all purpose blade would be better for PT lumber, I think.  Actually, I would use a chop/miter saw for what you are doing.
 
With the greatest respect. For that job you are using the wrong type of circular saw. Festool plunge cut , track saws are mainly for use on sheet material and can be dangerous if you use them like you would a normal circular saw. I virtually never use the 55 free hand ,the action of the saw is all wrong .
 
windmill man said:
With the greatest respect. For that job you are using the wrong type of circular saw. Festool plunge cut , track saws are mainly for use on sheet material and can be dangerous if you use them like you would a normal circular saw. I virtually never use the 55 free hand ,the action of the saw is all wrong .

+1

Wrong tool for the job.

I use a normal Makita circular saw for that type work and never use the plunge saw off the rail there's no need to .
 
windmill man said:
With the greatest respect. For that job you are using the wrong type of circular saw. Festool plunge cut , track saws are mainly for use on sheet material and can be dangerous if you use them like you would a normal circular saw. I virtually never use the 55 free hand ,the action of the saw is all wrong .

+1

Sort of like towing a boat with a Corvette. Sure, technically you could, but why on Earth would you want to? I suggest a good framing saw (Makita 5007 series?) for your cross cuts, keep that 55 on a track!

If you're dead-set on a saw that does everything, do a search for "KSS-400", might be a better match if you want a track saw you can use free hand.

Regarding the safety switch location, my guess is that it is centrally located so that lefties can use the saw safely. Placing the safety to the side would prevent safe use.

Otherwise, glad you liked the saw, look forward to see your future projects! 
 
First welcome to the FOG!

I read your post while eating lunch but I rather hate typing on a phone.

Honestly I am surprised that you enjoyed and overall are positive based on your first usage.  I can't wait to see how you feel when you use the saw on a rail cutting plywood.

Your usage was the worst situation you could ever experience.  Can the saw get thru those situations?  Yes.  But honestly in your situation a non retracting track saw would have been better as has been mentioned.

Cross cutting relatively narrow stock without a guiderail causing the operating to apply much downward force to counter the saw's natural anti-plunging mechanisms.  The use of the other hand to keep the saw plunged does put your other hand at risk and inadvertently over rides the natural safety aspects of preventing injury due to kick back.

I might suggest that you watch this video or other videos on the TS-55 on Youtube.  All of this offered constructively because the track saws are indeed different from the normal circular saws that all of us are accustomed to.

Video:  Festool Ts-55 Video

Peter
 
windmill man said:
With the greatest respect. For that job you are using the wrong type of circular saw. Festool plunge cut , track saws are mainly for use on sheet material and can be dangerous if you use them like you would a normal circular saw. I virtually never use the 55 free hand ,the action of the saw is all wrong .

+1
 
Peter Halle said:
First welcome to the FOG!

I read your post while eating lunch but I rather hate typing on a phone.

Honestly I am surprised that you enjoyed and overall are positive based on your first usage.  I can't wait to see how you feel when you use the saw on a rail cutting plywood.

Your usage was the worst situation you could ever experience.  Can the saw get thru those situations?  Yes.  But honestly in your situation a non retracting track saw would have been better as has been mentioned.

Cross cutting relatively narrow stock without a guiderail causing the operating to apply much downward force to counter the saw's natural anti-plunging mechanisms.  The use of the other hand to keep the saw plunged does put your other hand at risk and inadvertently over rides the natural safety aspects of preventing injury due to kick back.

I might suggest that you watch this video or other videos on the TS-55 on Youtube.  All of this offered constructively because the track saws are indeed different from the normal circular saws that all of us are accustomed to.

Video:  Festool Ts-55 Video

Peter

Thanks for the video Peter.
I've had a TS 55 for 10+ years.....  Makes me want the new version.
 
Thanks for the insights. I used the track quite a bit actually, lining up several boards and crosscutting them all to lengthat once. We were working on site in a remote local 250 mi from home. I wanted to bring minimal tools but more honestly I wanted to see what this thing could do.

I honestly feel with a foot grip it could be very effectively used like any other circ saw.

I do wear gloves, though I prefer fingerless so I can manipulate screws and other hardware more easily.

This was not the primary use for which I bought the saw, and my posted thoughts are me being picky. I was very pleased with it, if it only gets better then it's lived up to all the hype.
 
im a leftie and found the saw absolutely fine to use. my mate took a little bit to get used to it. one thing i need to buy is that deflector attachment to stop the hose snagging on the track.

i didnt even notice any ridges on the switch on my saw lol

for a standard circ saw i can highly recomend the hitachi c7u2 been using mine for 5 or so years now.
 
fin said:
im a leftie and found the saw absolutely fine to use. my mate took a little bit to get used to it. one thing i need to buy is that deflector attachment to stop the hose snagging on the track.

i didnt even notice any ridges on the switch on my saw lol

for a standard circ saw i can highly recomend the hitachi c7u2 been using mine for 5 or so years now.

I'm a leftie too. I have the older TS55 and recognise none of the issues mentioned - but use mine only on the track. I also have Hitachi saws (7 & 9) and find they're quite good with a quality blade.
 
I have a Bosch circ that I'm pleased with.  My curiosity is, why does everyone insist on having 2 tools for virtually the same job when a few minor changes to the 55 would make it proficient at both?
 
Intrepid said:
I have a Bosch circ that I'm pleased with.  My curiosity is, why does everyone insist on having 2 tools for virtually the same job when a few minor changes to the 55 would make it proficient at both?

Plunge cutting circular saws are absolutely not suited for free hand cuts, especially short cuts like crosscutting 2x materials. To say that it is the same as a regular circular saw is like claiming that a Corvette is the same as a 3/4 ton truck since they both have a V8 engine.

Beyond the obvious issues like the spring loaded plunge mechanism, the TS saws have very poor sight lines, which is fine when cutting on a track but becomes a major danger when cutting free hand.

The concept of adding some kind of front lip, grip, or mechanism that would allow you to lock the TS in a plunged position has been brought up ad-nauseum on this forum. It's possibly the most dangerous thing you can do with this saw since it doesn't have a lower blade guard.

As tempting as it may be to use your 55 for everything, please stick to using it to process sheet goods.

Glad you're digging the new saw, best of luck on your future projects!
 
i had my circ before i got my ts55 i got the ts55 to work alongside the hitachi so i can use whichever is the most suitable imo for the job im doing. ts55 is mainly for kitchens and finish stuff. circ for things like 1st fix and the like
 
Tom Gensmer said:
Intrepid said:
I have a Bosch circ that I'm pleased with.  My curiosity is, why does everyone insist on having 2 tools for virtually the same job when a few minor changes to the 55 would make it proficient at both?

Plunge cutting circular saws are absolutely not suited for free hand cuts, especially short cuts like crosscutting 2x materials. To say that it is the same as a regular circular saw is like claiming that a Corvette is the same as a 3/4 ton truck since they both have a V8 engine.

Beyond the obvious issues like the spring loaded plunge mechanism, the TS saws have very poor sight lines, which is fine when cutting on a track but becomes a major danger when cutting free hand.

The concept of adding some kind of front lip, grip, or mechanism that would allow you to lock the TS in a plunged position has been brought up ad-nauseum on this forum. It's possibly the most dangerous thing you can do with this saw since it doesn't have a lower blade guard.

As tempting as it may be to use your 55 for everything, please stick to using it to process sheet goods.

Glad you're digging the new saw, best of luck on your future projects!

I couldn't agree with you more.

It's right up there with one size fits all underwear .... IT DOESN'T [eek]
 
Tom Gensmer said:
As tempting as it may be to use your 55 for everything, please stick to using it to process sheet goods.

I would never get to use my 55 if I had to stick to processing sheet goods with it. 

 
WarnerConstCo. said:
I would never get to use my 55 if I had to stick to processing sheet goods with it. 

Yes, but do you regularly use it without a track?
 
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