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let's see your craftsman block grinders

cajunfirehawk

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Nov 29, 2011
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Ms Gulf Coast
TI dont use ebay much but $114 shipping???? I could probably overnight fedex it for less than that ?
Its some auto calculation used in ebays software, for me it was like $70 and I complained to the seller to no avail...avg shipping on a block is about $50 depending on carrier give or take, some more depending on size...shipping tip; ask them to remove the stones to save that extra weight, for safety reasons I always toss any old stones as I was taught by Dr Block! :thumbup:
 
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JZiggy

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Dec 1, 2014
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990
Location
Atlanta
I think I recognize one or two of those blocks Cajun :)

I've always thought one the Tie Fighter ones would be ideal for wire wheel work because of the spacing. Haven't stumbled across one yet unfortunately.
 

ex_nihilo

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Joined
Mar 28, 2018
Messages
101
Location
Texas

ex_nihilo

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Joined
Mar 28, 2018
Messages
101
Location
Texas
Does anyone know if the Craftsman tool holder grinding attachment 19595 will work on the grinders that have the tool rest bar that comes out of the side of the quench tray?
Most commonly found on the 1 hp blocks and sometimes 3/4 hp.
5e5d072cc5727fa0e94a5fa3e44b79aa.jpg

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ex_nihilo

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Messages
101
Location
Texas
Does anyone know if the Craftsman tool holder grinding attachment 19595 will work on the grinders that have the tool rest bar that comes out of the side of the quench tray?
Most commonly found on the 1 hp blocks and sometimes 3/4 hp.
5e5d072cc5727fa0e94a5fa3e44b79aa.jpg

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I mean without taking the bar off.

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ex_nihilo

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101
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Texas
I negotiated on the big auction site for a new in the box set. I guess if I have to remove the tool rest bar I can live with it. That is if this attachment is worth a flip. I do well enough by hand but it doesn't always satisfy the lurking OCD.

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AKQuaternion

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Joined
Apr 7, 2016
Messages
5
Location
Fairbanks, AK
My latest acquisition. A 1/3HP 397.19580 from April, 1969. Complete and clean eye-shields, but no tool rests or outer covers for the shrouds. Never had a lamp, apparently (as the holes in back aren't even punched), and same with the water tray, I think.

Bearings are great, runs smoother and quieter than any grinder I've used. One original wheel which will be replaced, and one nearly new Norton 80 grit aluminum oxide which I'll use. Shame about the label and the inventory/ID engravings, but I guess I don't really care, it's a user. $50 from Craigslist, which I consider pretty good, given the wheel (which I need) and the fact that everything (especially tools) is more expensive here in Fairbanks.

How'd I do?
 

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RLaCasse1

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Mar 8, 2014
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272
Not a bad pull for $20. 1/2 HP, has some miles but it runs really well.
 

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bagged89s10

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Joined
Mar 13, 2005
Messages
4,607
Location
CT
Does anyone know if the Craftsman tool holder grinding attachment 19595 will work on the grinders that have the tool rest bar that comes out of the side of the quench tray?
Most commonly found on the 1 hp blocks and sometimes 3/4 hp.
5e5d072cc5727fa0e94a5fa3e44b79aa.jpg

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I believe my 1HP has mounting holes in the inner shield to allow that tool holder even with the quench tray/bar tool rest.
 

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ex_nihilo

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Texas
I believe my 1HP has mounting holes in the inner shield to allow that tool holder even with the quench tray/bar tool rest.
Thanks. Mine doesn't have those mounting holes on the guards. I just moved the toolrest down, out of the way and it works fine.

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Retroman

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Jan 21, 2018
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Location
Mojave Desert
Looking at a 1/3 HP with a sanding attachment on a stand pic is not great has the light but looks well used asking $50.00 does the sander attachment add much value?

Thanks for the help.
 

ex_nihilo

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Mar 28, 2018
Messages
101
Location
Texas
Looking at a 1/3 HP with a sanding attachment on a stand pic is not great has the light but looks well used asking $50.00 does the sander attachment add much value?

Thanks for the help.
You got a pic to share?

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eric.holmslice

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Joined
May 28, 2015
Messages
99
Got a killer deal on two block grinders. Posted at $15 each. I offered $25 each to hold for pick up the next day.

The 1/2 hp commercial model runs but needs a manual wheel kick start. Likely the stator capacitor. I’ve started the tear down for a restore.

The 3/4 hp runs great but I’ll take it apart and restore as well. It doesn’t say commercial on it but has the better exhaust grit guards.

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Retroman

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You got a pic to share?

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All that I have for pics. I have asked for more, I have another 1/3HP that I could put the attachment on. This would essentially be a parts grinder for my other.
 

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jccole

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May 11, 2019
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Central Texas
I am not sure if this is called a "block grinder" but I am trying to find out any information I can about it. I got it when my dad passed in 2001 and it has been sitting on a shelf ever since. I recently decided to see if it worked. I can get it to run but it has a big relay that clicks on and off after I cut the power. I suspect I have something wired wrong. Can anyone out there give me a clue or two? A model number and a wiring diagram would be awesome.
 

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rickhigginshtbr

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Lower Bucks, PA
I am not sure if this is called a "block grinder" but I am trying to find out any information I can about it. I got it when my dad passed in 2001 and it has been sitting on a shelf ever since. I recently decided to see if it worked. I can get it to run but it has a big relay that clicks on and off after I cut the power. I suspect I have something wired wrong. Can anyone out there give me a clue or two? A model number and a wiring diagram would be awesome.

That looks like a Long-C era grinder with a 50's badge. Very odd, I thought CMan stopped those around ww2?

But then again, I think that could be early-50's, as the Pre-blocks and "Mailbox" grinders back then only went to 1/2HP.
 

ex_nihilo

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101
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Texas
I think rickhigginnshtbr is correct.

But that is definitely a cool old grinder.

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Retroman

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Jan 21, 2018
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That sure looks like a Multitool attachment. With the side table, probably worth 4 times the asking price. But, I would suggest putting it on a 1/2hp commercial (cap start) or larger machine.

Well I sent a text asking for more pics when I should have called and bought it. So it was sold. When will I learn?
 

ex_nihilo

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Well I sent a text asking for more pics when I should have called and bought it. So it was sold. When will I learn?
Been there done that. That's a tough pill to swallow. There's always something else around the corner though.

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torqueman2002

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Jun 3, 2009
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SE Michigan
I am not sure if this is called a "block grinder" but I am trying to find out any information I can about it. I got it when my dad passed in 2001 and it has been sitting on a shelf ever since. I recently decided to see if it worked. I can get it to run but it has a big relay that clicks on and off after I cut the power. I suspect I have something wired wrong. Can anyone out there give me a clue or two? A model number and a wiring diagram would be awesome.
Not a Block grinder or a pre-Block grinder body; but a CM badge for sure, odd the model number is not there.

The body & badge do not match any of the grinders in the CM catalogs I looked through from the 1940's - 1960.

I thought the body looked like a Baldor I have, but mounting pads, among other things are different.
attachment.php



Yours looks sturdy and I think it can very well be original (now that I have taken a closer look at the badge), based on the look of the badge rivets - most badges that have been removed/replaced use pop rivets
 

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jccole

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Thanks everybody for your insights. I had no idea this could be pre-WWII. I went back thru my wiring and the diagrams I had made and realized I had the switch in the wrong part of the circuit. I moved the switch so it runs without the angry clicking and sparks from the relay. I also replaced the bearings so now it runs great without annoying every dog in the neighborhood. I need to build a stand for it so I can get it off the work bench.

Thanks again folks. I think I'll do some exploring on the forum. It looks pretty interesting.
 

McBrownie

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Mar 27, 2014
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Location
Cleveland, OH
Thanks everybody for your insights. I had no idea this could be pre-WWII. I went back thru my wiring and the diagrams I had made and realized I had the switch in the wrong part of the circuit. I moved the switch so it runs without the angry clicking and sparks from the relay. I also replaced the bearings so now it runs great without annoying every dog in the neighborhood. I need to build a stand for it so I can get it off the work bench.

Thanks again folks. I think I'll do some exploring on the forum. It looks pretty interesting.

I bet that is more powerful than the rating states. Here is a 1967/1968 3/4hp Industrial Rated. 5.0 Amps verses the 8.0 Amps on your "equivalent" model. Glad you got it running again.

View media item 58956
 

rickhigginshtbr

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Lower Bucks, PA
No model No. Prefix, AND its listed at 115V so fairly early? Almost certainly pre WWII.

I'm wondering if it's a pre-war left over sold after the war with a then-modern badge and paint. I don't recall any industrial grinders listed til the "pre-bock" era. Definitely none listed in the "mailbox" grinder era. Possibly a special order or warranty replacement?
 

Silverfleet

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May 13, 2019
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South Shore, MA
Hey everyone! First post here on Garage Journal, although I've lurked for years.

Over the weekend, I picked up this "Pre-Block" grinder at a swap meet to replace a broken newer one I had. I paid $20, and picked up a new cord for $10 at Home Depot on the way home. I think I did ok.

mVd3Anrl.jpg

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I was with a friend who spotted it and immediately recognized it; he has one himself. After adding the new plug wire, it works great. It's really quiet and has plenty of power, especially compared to the newer one I had. Looks like this one was made in February of 1957 by Packard. I had no idea they were collectible until I googled it and found this 500+ page thread!

It's going to be pressed into service as soon as I mount it to my bench. :)
 

torqueman2002

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Jun 3, 2009
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Location
SE Michigan
Jeremy Felding, has posted a video about electric motors that may be interesting to anyone working on these Block and non-Block grinders.

He has a cut-away of a motor that uses a centrifugal switch to control the start-up circuit.

Three Most Common Motor Fixes Any One Can Do
 
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exmaxima1

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Jun 25, 2011
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Midwest

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exmaxima1

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Ex max, generally they were at 117V from post WWII to 1967. That was why I said likely pre-WWII

I have not seen many labeled as 117, but I know what you are saying. For example, this early 50's CM motor reads 115. It's what my dad had on his table saw when I was growing up (the 3/4hp version)..
 

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jerryd67

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Feb 11, 2019
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36
Location
NW Arkansas
So I'm probably not the first person to discover these, but thought I'd share a great alternative to the normal crappy nylon bushings that typically come with grinder wheels these days, and in my opinion even better (and cheaper) than the steel multi-part adapter bushings I've previously used.

attachment.php


The 1/2" id versions worked perfectly on my 1/2" arbor shafts, and the 5/8" id version required only the very slightest of sanding (using a drum-type attachment on my Dremel) to slide perfectly on the 5/8" arbors.
 

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JZiggy

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Dec 1, 2014
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990
Location
Atlanta
Yep, drill bushings work great. I use them as spacers on mine to push the wire wheels to the far end of the arbor.
 

Ok Garage

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Joined
Apr 20, 2019
Messages
8
Location
Oklahoma
I needed a new bench grinder but didn't want a Chinese piece of junk and all of the new grinders appeared to be from China; exception being industrial models. I happened on this forum while searching for what would be a good used grinder and found the Craftsman Block Grinder posts. I found this one that is all there except for a broken eye shield. I plan to take apart and restore it. Really all it appears to need is a coat of new paint. It's amazing the old tools, fans and items like this last forever. I restored a 1920's Emerson ceiling fan that runs like new. They were made to be repaired and to be dependable. Now it's just throw it away.
 

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