Lowest Profile 1/4" Drive Non-Manual Driver?

[YoshiMoshi3]

I do weekend warrior automotive work. Never seen the point in 1/4" drive impact sockets for impact drivers, impact wrenches for automotive work.

I guess for fasteners AF of 14 mm or so would be 1/4" drive tools would be the lowest Profile option. These fasteners are often in very small clearance areas.

A Non-Manual wrench or ratchet might save some time. These fasteners often don't have lots of torque on them, so even a 60 ft lb electric ratchet might work and provide an overall lower profile than an impact wrench or driver.

So what is the smallest head/profile electric 1/4" drive tool to remove small fasteners in tight areas? I'd imagine a 1/4 electric ratchet would be smallest, but which one has the smallest head? Or maybe even an impact driver or wrench would have an overall lower profile giving 1/4" impact sockets a use for the automotive industry?

Some 10 mm bolts are out in the open and I just use my 3/8 impact wrench and a 10 mm socket so I don't have to switch tools. But some are in some very tight areas and I have to resort to manual wrenching with a ratchet. Trying to remove the manual part.

Please and thanks.

 

[2ndGearRubber]

https://www.amazon.com/SP-Air-Corporation-Sealed-Ratchet/dp/B095B5YLCY/?tag=atomicindus08-20

I think SP Air is about as thin as you're getting on the business end. I have the impacting version. Aside from the head coming loose, as all my air ratchets have, it's pretty decent. Not for rusty stuff, or with long extensions, but it works very well for timing cover hardware. Neutral drop helps break things free, spin it up to full speed and drop it onto the fastener.

FWIW I keep a long-neck M12 1/4 in the cart, and that SP is rarely used and in the box. For me access is typically most limited by the requirement to get my hand into tight places. The long-neck removes that limitation. GJ convinced me to go long-neck for my 3/8 as well, and I'm very glad I did as I love my 3/8 long neck.

If you're talking about areas like a timing cover, with limited clearance, the powered ratchet will always win over the drivers. The drivers are nice and ergonomic for more open areas, like the top of the engine, inside wheel wells, etc. If you're looking for clearance, consider Koken Zeal and other low profile sockets. These allow for bulkier drive tools to be used.

 

[danielbuck]

I like those SP air ratchets, the 3/8" compact one is my go to for zipping out lots of small bolts.

 

[KnurledNut]

Fun fact: SP Air is a Vessel company, as in the screwdriver manufacturer.
I have both ratchets mentioned above, the 3/8 compact and 1/4 flathead, both rebranded MAC.

M12 has become the go-to though.

 

[AEAdam]

I do weekend warrior automotive work.

A Non-Manual wrench or ratchet might save some time.

So what is the smallest head/profile electric 1/4" drive tool to remove small fasteners in tight areas?

Please and thanks.

I don’t believe the statement in bold above to be factual when associated the other sentences.

If you want to save time doing automotive repairs, with respect, I don’t think this is the place to go.

1) Start with good quality 1/4” drive ratchets, sockets, and extensions. 1/4” drive tools are more useful than ever, especially for JIS cars. Reason: JIS std fasteners have comparatively smaller heads. So you can access a greater percentage of fasteners in a JIS engine bay with 1/4” drive. High quality 1/4” drive can handle torque up to 90ftlbs. Companies like Snap On are producing long 1/4” ratchet handles, confident in their ratchets’ strength.

Snap On is the gold standard in sockets. But I wouldn’t hesitate to buy other top makers’ sockets. I think you will get more bang for your buck in 1/4” than 3/8”. Don’t cheap out on ratchets and extensions.

2) If saving time is a goal, a battery 1/4” impact wrench is better place to start. Pros I know love the snap on 14v with the toggle trigger. Even a 1/4” hex impact driver is often used by pros. Reason: modern cars are littered with plastic fairings, and covers, often held on with T25, T30 sheet metal screws or sometimes small hexes. These fasteners aren’t typically buried.

3) It’s true pros I’ve seen and heard from here spend most of their days with battery or air powered tools for speed. DIYers typically spend more time head scratching, as we don’t experience as much repetition. If you want to pick up the pace without complicating your tool kit, here’s my advice:

4) Have an “on ratchet” and socket and an “off ratchet“ and socket. My off ratchet is a long flex dual 80. Gobs of strength, nice stiff flex head. On ratchet is a stubby.

Stubby ratchets are for speed. I never understood them in the past, but guys here swear by 3/8” ratchets in 1/4” bodies. They often put these in the smallest 1/4” ratchets. My argument was to simply buy a 3/8” stubby, but I suspect the smaller option gives you a little more room and is faster.

5) Last, a Toyota manufacturing efficiency expert reviewed our aircraft assembly line and offered this zen master advice:

“Move your toolboxes closer to the work, and reduce the mechanics‘ need for twisting.“

Seemed to us to be a very minor point, but such a little step saved time for almost no cost. You can do the same.

I store my tools in a large masters series SO box that’s 450lbs empty. As a DIYer it’s more than I need for most jobs. I’ve been using a little roll cart, that’s not over loaded, to get my tools closer to my work.



A lot of mechanics are wanting bigger and bigger roll carts. This little Snap On KRSC32A doesn’t get much love. The HF cart is bigger. Snap On is producing ever larger flip top boxes, but in my opinion, they are reducing the mobility and thus the primary function of these boxes. I dragged this box across a piece of lawn to get it here. I can easily lift one side of this to get past a garden hose, air line, curb etc. This box is a time saver.

 

[bcradio]

FWIW I keep a long-neck M12 1/4 in the cart, and that SP is rarely used and in the box. For me access is typically most limited by the requirement to get my hand into tight places. The long-neck removes that limitation. GJ convinced me to go long-neck for my 3/8 as well, and I'm very glad I did as I love my 3/8 long neck.

Did you get the high speed versions of these or the standard ones?

I am interested in getting these but only the high speed are in stock right now.

 

[dnschmidt]

I'm pretty sure that the high speed has the smaller head . Size matters and with the long neck you can break free any stuck bolts easily so ultimate torque is less of a factor so that's the way I would go.

 

[bcradio]

I'm pretty sure that the high speed has the smaller head . Size matters and with the long neck you can break free any stuck bolts easily so ultimate torque is less of a factor so that's the way I would go.

Is the high speed too high of a speed? I am worried it might be, but have never used one.

 

[2ndGearRubber]

Did you get the high speed versions of these or the standard ones?

I am interested in getting these but only the high speed are in stock right now.

Mine is old enough to be the standard unit. It's pretty rough but still works well. The new high output 2.5 batteries give it a nice boost in a compact form.

 

[2ndGearRubber]

Is the high speed too high of a speed? I am worried it might be, but have never used one.

Check the website. I think the HS is like 450rpm, standard is 250?

 

[bcradio]

Check the website. I think the HS is like 450rpm, standard is 250?

yeah that is right. Just wondering if someone had used the high speed version to see how it compares.

 

[M6erfan]

Snap On is the gold standard in sockets.

Sure, sure.

 

[VolvoRyan]

Speaking of "quality", I always asked myself "how hard can it be to mess up 1/4" tools?"..... I was surprised with far too many purchases.

-Ryan

 

[Zewnten]

yeah that is right. Just wondering if someone had used the high speed version to see how it compares.

Have you looked at the torque test channel I think they show the high speed versions in action in a couple tests.

 

[bcradio]

Have you looked at the torque test channel I think they show the high speed versions in action in a couple tests.

I have not. I will have to check it out, thank you

 

[AEAdam]

Speaking of "quality", I always asked myself "how hard can it be to mess up 1/4" tools?"..... I was surprised with far too many purchases.

-Ryan

I feel as tho the manufacturing tolerance for sockets is a fixed number. So a 19mm socket with a small tolerance works perfectly fine. An 8mm with the same tolerance is absolute poo.

I always suspected my craftsman 1/4” sockets were made on only a few machines and sockets were stamped with sizes chosen randomly by a drunk factory worker. I was convinced 1/2”, 9/16” 12mm, and 13mm were all the exact same socket.

 

[CGarage]

Speaking of "quality", I always asked myself "how hard can it be to mess up 1/4" tools?"..... I was surprised with far too many purchases.

-Ryan

I think 1/4” tools are the easiest to mess up from a manufacturing point of view.

And I also believe 1/4” you are likely to have the most issues with in terms of fit and precision of manufacturing.

 

[VolvoRyan]

I feel as tho the manufacturing tolerance for sockets is a fixed number. So a 19mm socket with a small tolerance works perfectly fine. An 8mm with the same tolerance is absolute poo.

And I also believe 1/4” you are likely to have the most issues with in terms of fit and precision of manufacturing.

I kinda think some manufacturers consider 1/4" to be "light duty".... and the tools are made to suit. Frustrating.....

-Ryan

 

[AEAdam]

Back to the topic, I don’t own any of these and don’t love non-manual ratchets, but the reviewers tend to like the newer Milwaukee M12 ratchets. Snap On micro lithium also have very narrow heads, tho sometime deeper than Milwaukee. I’m not 100% sure I’d pay tons for a smaller head on one of these.

You didn’t ask, but the obvious preference so many pros have for non-manual 1/4” drivers is the 14v snap on micro-lithium torque wrench with the toggle trigger.

This one.

Snap-on Store

shop.snapon.com

I’ve seen guys with the small Milwaukee version, which I don’t doubt is cheaper and quite good.