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Combination Wrench Design

Downwindtracker 2

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The combination wrench design we know was standardized by Plomb (Proto) about 90 years ago, As a standard mechanics wrench that happened about 70 years ago. I get that 70 years from an old Gray catalogue that included combination wrenches in their big master mechanic tool set for the first time. If a Canadian tool company in the sticks did it, you can be assured American tool companies had already done it.

What I'm looking at is the box end or ring end. What twigged me to design changes was a conversation over a few, maybe more than few, we are Canucks after all, beer with a HD mechanic around the campfire at a campground in the Yukon. We were discussing our passion, tools. He had changed out his Snap-On combis for Jet brand. The Jet worked better on some truck motor. I told him he should have gotten Stahwille.

Enough background. Its where and how the shank meets the ring.

On my Thorsen bought in the late '60s and my Craftsman bought in the early '70s the shank comes directly out at the top of the ring. My Blackhawk also does this . The Blackhawk was purchased in the early '90s at clearance, so it's likely a not a Stanley, but a New Britain. This was the very feature he was talking about.

Now I come to the more common design in my scrap iron collection. The Proto bought in the late '70s and the Gray in the late '80s both have the shank coming out at the mid point of the ring. A Mastercraft, I guess a Chinese Gearwrench, purchased in 2014 also is made like this.

Recently thanks to you guys, I have been filling the gaps. Canadian made Gray is my default brand . Here is quite a design change , the shank comes out at right ang and at the bottom of the ring, then makes the 15 degree bend. 'ell for stout. The shank is more square instead of oval.

Those of you with other brands, like Snap-On, MAcC, etc. could you have look and give an era.
 
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ChevyEFI

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Sep 2, 2012
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Phoenix, AZ
A ring protruding away from the handle on the obtuse angle side can access things. I mentioned it in a thread about Hyundai / Kia belt tensioner access, with regard to a standard Snap on 12pt combo 17mm from 1998 or so.

I also had to remove a stud from a bellhousing, and a 10mm Snap on helped me out.
 

richfinn

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Jan 29, 2011
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Leeds, Yorkshire, England
I switched from Snap-On (bought used, I guess 70s and early 80s) nothing wrong with them. I just decided after 35 years fixing cars that I had earned the right to buy my first brand new set

After a bit of GJ research and procrastination I bought the Stahlwille 14 series, I really like them so far. The box end is a little different and definately gives better access in some situations

(I still have the vintage Snap-On in case I need them but so far so good)
 
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Sidchrome

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Jun 25, 2020
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Australia
IMO the humble combination Spanners is the the baseline for most tradesmen.

My favourite style is a long series with thin shank and defined ring end. So it can be flipped without fouling with shank.

Someone bought some of those 440 Spanners at work, pretty to look at but not a go to because of the unconventional style and flipping issue.

Proto seem to make the style I like.

I pretty much grew up on Sidchrome, these spanners do just about every situation well, so you notice down falls in other designs.

Even modern Sidchrome made in Taiwan are good tools, contrary to a lot of traditionalist options. But they have similar ergonomic as Australian made ones, and I have never broken one, just a bit sharp on the shank edges.
I’m not sure if this is a carry over design from when Proto made Sidchrome !?

I have used a lot of CAT/Snapon wrenches, beautifully made, but a bit heavy and clumsy, especially as they get bigger.

I find I’m not as fond of spanners with a deep box end like Stahlwille 14 or Gedore.
I m very fond of Stahlwille, though wish their short 13 was available in long series.

Maybe considered bad practice, but the ability to double up spammers is a definite plus for a tradie.

IMHO this is the best all round style.
99c30d5c628f32c909b6c0a6dfcc3b04.jpg

These are my personal spanners.
With my all time favourite Australian Sidchromes at bottom, not pretty but totally functional.
60a6287123796b60b7a99b7617cdd304.jpg
 

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OP
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Downwindtracker 2

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I inherited tools as the older tradesman retired, so I don't have an idea of time frame.

Britool ,made in England, shank come out at the top
Hazet , made in West Germany, shank comes out at the center of the ring. I find this interesting because German Stahwille comes out at the top of the ring. So nationality isn't a issue.
 
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