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corded compact electric die grinders, do they exist?

t100

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I need a pair of die grinders, straight and 90 degree to work at places where without compressed air or the air supply has inadequate volume for grinders, they are air hogs.

I do have a Makita but it's the size of a angle grinder, it's just too big. I'd like to have some with the size of an regular air die grinder.
 
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neophyte

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The Suhner USC 9-R and USC 25-R straight die grinders likely have one of the skinnier housing or an electric die grinder that can handle 1/4" shank bits. I don't own one of the die grinders, but I do own another tool that uses a Suhner motor that I believe uses the same dimensions for the motor. The housing is sort of square shaped, and easy to hold with smaller hands. The circumference is about 7-1/2". The two die grinders I mentioned are the long neck type. The USC 9-R is 4,000-9,000 rpm, the USC 25-R is 11,000-25,000 rpm. Suhner also manufactures "short neck" milling motors in a compact size, that would likely have about the same circumference and which are about 10" long.

The pamphlet on the Suhner grinders.

http://www.suhner-abrasive-expert.c...a/free_docs/US_eletric_grinders_polishers.pdf

The info on the Suhner short neck motors.

http://www.suhner-transmission-expert.com/site/index.cfm?id_art=14351&vsprache=EN

If you need the power and compactness of an air die grinder, but don't have an air supply to power it, a larger flex shaft grinder might also be an option. Suhner manufactures flex shaft machines in a number of sizes, and I believe they tend to come in kits with a number of accessories. For both straight and offset type die grinders in a very compact size they're the best I can think of, but very pricey. This is the Suhner brochure.

http://www.suhner-abrasive-expert.c.../data/free_docs/US_flexible_shaft_machine.pdf

Monte owns some of the Suhner grinders, maybe he'll chime in.
 

Monte

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this type is the smallest
angle grinder motor with short neck
metabo_ge710compact_01.png




edit: maybe a Dremel works ?? Proxxon make a small angle die grinder.
 
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Monte

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The Suhner tools have the slimmest housing but they´re still quite large compared to air tools :)

btw. which tool do you have with Suhner motor ?





@t100
Suhner also makes a small angle grinder with 1/4" spindle and up to 19.000 rpm. If there is a chuck with 1/4" thread maybe it would work as a angle die grinder. But also not as compact as an air tool

 

Packard V8

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I need a pair of die grinders, straight and 90 degree to work at places where without compressed air or the air supply has inadequate volume for grinders, they are air hogs.

I do have a Makita but it's the size of a angle grinder, it's just too big. I'd like to have some with the size of an regular air die grinder.
The two wants are incompatible.

Yes, the working end of an air grinder is smaller because the honkin' huge compressor to drive the air tool is on the other end. If one does not have a sufficiently large compressor, then the small air grinder is useless.

No, he can't have an electric grinder with the horsepower of an air grinder in the same size package. A Dremel is small, but not powerful or durable. The OP states he is working in sites where there is not sufficient air compressor capacity, so all he really wants to know is who has the best corded size-to-power electric tool. The size of the electric grinder necessary to do the work in the time allowed will be what it will be.

Any head porters use a Suhner?

jack vines
 

neophyte

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The Suhner tools have the slimmest housing but they´re still quite large compared to air tools :)

btw. which tool do you have with Suhner motor ?

I have a Draco Slitting/Strip cut shear. It's the same model as the one in this video, but for some reason Draco supplied it with a Suhner motor instead of the AEG motor on the one in the video.
 

neophyte

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If the regular electric grinders are too large for the job, the large flex shaft type machines are the only tools that I know of that would have the compact dimensions at the hand-piece, combined with the power of an air tool. I haven't used the flex shaft tools so I can't vouch for the power, but Suhner does make large angle grinder attachments, and their business revolves around making industrial tools.

You might want to check Youtube, there are a number of videos showing the Suhner flex shafts at work.

http://www.youtube.com/results?sear...5j2.17.0...0.0...1ac.1.11.youtube.gQMNwXXhdVM
 

Monte

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I have a Draco Slitting/Strip cut shear. It's the same model as the one in this video, but for some reason Draco supplied it with a Suhner motor instead of the AEG motor on the one in the video.
Maybe a older model ? The motors change from time to time...
 
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zkling

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What do you plan to use it for? Outside of the good old dremel, you start to get pretty $ and rare fast. I use the heck out of my dremel. Cutting wheels, grinding wheels. Even small burrs. Is it as powerful as a pneumatic die grinder? no, but it is extremely convenient. :beer:
 

exophyusical

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Just get stronger is all, I love electric die grinders despite their size. Well "love" is probably the wrong word, since I abhore all die grinders, but I hate the electric ones a little bit less than the pneumatic ones. They don't power out as easily and burrs usualy last longer due to the lower RPM, as for the size.. ya just gotta put your purse down :rocker:
 

LG63

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Reviving this thread because I'm looking for a compact, variable speed, straight grinder as well. The only one I've found is the Metabo GE710.
Any thoughts on this model?
 

neophyte

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Reviving this thread because I'm looking for a compact, variable speed, straight grinder as well. The only one I've found is the Metabo GE710.
Any thoughts on this model?


There are other companies that currently produce Variable speed die grinders that are similar, but it varies depending on were you're located.

There's the Bosch DG355LCE.

http://www.boschtools.com/Products/Tools/Pages/BoschProductDetail.aspx?pid=DG355LCE#specs

There's the Makita GD0800C.

http://www.makitatools.com/en-us/Modules/Tools/ToolDetails.aspx?Name=GD0800C

There's the previously mentioned Suhner USC25R.

http://www.suhner-abrasive-expert.c...a/free_docs/US_eletric_grinders_polishers.pdf

There;'s also the Pferd UGER 11/330 SI, which as Monte pointed out is manufactured by Suhner.

http://www.pferdusa.com/products/209b/209b01/209b010101P.html

And the Pferd UGER 5/250 SI, which appears to be the Pferd re-brand of the Suhner USC25R.

http://www.pferdusa.com/products/209b/209b01/209b010201P.html

Dewalt, Fein, Milwaukee, and Makita, all produce single speed die grinders as well, for the US market.



In Europe there's the Flex H-1127-VE. It used to be sold in the USA when Flex was partnered with Porter Cable, but it no longer is.

http://www.flex-tools.com/gb/Produkte/Geradschleifer/H_1127_VE/index.php

There's the Rupes AR-38EN.

http://rupestool.com/p/us/en/0245505404193

There's the Sparky MKL 800CES Plus.

http://sparky.eu/powertools/multifunctional-tools/straight-grinders/mkl-800ces-plus.html

And there's the Sparky MKL 710CE.

http://sparky.eu/powertools/multifunctional-tools/straight-grinders/mkl-710ce.html

And the Sparky MKL 550E.

http://sparky.eu/powertools/multifunctional-tools/straight-grinders/mkl-550e.html

There's the Milwaukee DGL 30 E. This is not sold in the USA.

http://www.milwaukeetool.co.uk/tools/corded/metalworking/die-grinders/dgl-30-e/

And there's the Perles HSG 18E.

http://www.perles.com/default-76,398.html



The only one of the Die Grinders I've mentioned that I've used is the Flex. It's a nice grinder, but the housing is a bit wide for my hands. I haven't used it enough to say anything about its durability, but my understanding is the Flex tools were manufactured for industrial use. If you're in the USA or Canada, thee older Porter Cable period tools have turned up on Ebay, but only occasionally.

Bosch might be a good brand, they've always been known to build solid tools of this type.

Otherwise you probably can't go wrong with the Metabo.

If I had to buy another Die Grinder I personally might go with a Suhner mainly due to the slimmer motor housing. Unfortunately the Suhners cost two or three times what some of the others do.
 

Monte

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Reviving this thread because I'm looking for a compact, variable speed, straight grinder as well. The only one I've found is the Metabo GE710.
Any thoughts on this model?
Neopphyte did a good job on listing them all (almost :D;)) ! I don´t know where you´re located but if you´re from Europe there would be another choice: Narex http://narex.cz/web/Product_card.as...-s-vetsim-pracovnim-dosahem-a-regulaci-otacek Also sold as "Protool" in some countries. If you´re looking for a short neck grinder there is also Kress: http://www.kress-elektrik.com/Power...erce_pi1[mDepth]=1&tx_commerce_pi1[path]=2,68

I don´t own the current Metabo GE710, but the predecessor, the GE700 rebadged as Dewalt:


The tool is quite good, runs smooth, comes with variable speed, constant electronics, spindle lock etc. Enough power for all mounted points and also most carbide burrs.The spindle lock is quite useful especially if you use spiral band abrasives so you can simply lock the spindle and twist the band off and add a new one by a twisting motion. The newer Metabos have a push button spindle lock which is even better than the old version.
The Metabo GE 950 is on my wish list.
 
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LG63

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Neophyte did provide an excellent summary......Thanks Neophyte! I'm in the US, and the GE710 is about the max my budget will allow. I just wish it had a lower speed range, would prefer something more in the 7000 to 25000 range instead of 13-34000.
 

Monte

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Neophyte did provide an excellent summary......Thanks Neophyte! I'm in the US, and the GE710 is about the max my budget will allow. I just wish it had a lower speed range, would prefer something more in the 7000 to 25000 range instead of 13-34000.

the GE 700 runs from 7000 rpm to 27000 rpm
 

neophyte

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Neophyte did provide an excellent summary......Thanks Neophyte! I'm in the US, and the GE710 is about the max my budget will allow. I just wish it had a lower speed range, would prefer something more in the 7000 to 25000 range instead of 13-34000.

Youre welcome. Maybe I went a little overboard. I remember when I was looking for a die grinder that a lot of the models offered in the USA were single speed.

For the European market I also forgot about the AEG GSL 600 E.

http://www.aeg-powertools.eu/product/detail/metalworking/die-grinders/gsl-600-e-gsl600e

And as Monte pointed out I forgot about Narex. Weren't Narex connected to Protool/Festool somehow? :headscrat
 

skruft

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An American flex shaft machine of high quality is the Foredom, which you can get with different motors (different hp) and various handpieces. Speed can be varied from practically zero to high rpm.
 
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