The 8 Best 12 inch Bit extensions (2023 reviews)

The lexivon 12 inch bit extension is specially designed for your daily purpose and has plenty of most useful features. These are very sturdy tools that get the job done. It is made of heat-treated chrome vanadium steel and organized in a convenient holder. They are heavy and thick so you don’t lose the power of your impact. These extensions are very useful in a lot of situations. They are great for battery operated impact wrenches. They come in handy for those hard to reach bolts. This is a great set to get into all those difficult places.

Why We Like This:

One of the new comers and featured product
Lot of satisfied buyers

Best With existing Drill bits: Dewalt 12 inch Bit Extension

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The dewalt 12 inch bit extension is satisfactory and appropriate and fits well with your regular usage. It allows users to not only drive with 1 screw driving bits, but accept all hex-shank accessories. It allows users to complete more applications than bulkier, competitive designs like countersinking screws in brackets or when installing fasteners in close quarters. It is compatible with 1/4" impact drivers and any drill with a 1/4" and bigger chuck. The quick change mechanism is a bit balky.

The extension also has a magnetic tip that securely holds the drill bit in place, eliminating any slipping or wobbling during use. The locking mechanism works well, doesn't get caught up when hung into holes of ladders and release if engaged while accidentally pulling them out from the ladder as some other brands do.

Why We Like This:

Sturdy, low profile, easy to hold
Excellent bit extender, will follow into hole as small as 1/
Useful for getting those hard to reach places

Best For Impact Driver: Freud 12 inch Bit Extension

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The freud 12 inch bit extension should be able to handle its purpose and duties with ease. Diablo’s universal extensions provide access in hard to reach areas by extending the length of your power tool accessory. It includes saw blades, router bits, shaper cutters, and more. It feels solid, grips the bit securely. It allows users to switch between accessories with no down time.

This extension has come in very handy in drilling holes in hard to reach places. It is great extension for 1/4" bits. The slide quick connect is also convenient for hex bits. It holds a bit out farther than normal. It allows one to complete some otherwise nearly impossible tasks.

Why We Like This:

Extend reach in hard to access areas
Great extension for hex drill bits
Impact strong increases shank stability and durability
Excellent quality holds bits firmly with very little wobble

Best For maximum durability: Irwin Tools 12 inch Bit Extension

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Compared with other extension in this category, the irwin tools 12 inch bit extension has a convenient design. The Irwin series of impact extensions have proven themselves to be bullet proof in a heavy use, HVAC commercial construction environment. It works brilliantly, but is much larger than the mechanism on other locking bit holders. It has a strong magnet to hold your bit, and the lock is positive. It will only hold bits with a 1/4” hex shaft. You can use it with your impact gun without it breaking, like many of the non-impact rated extension devices do.

This looks like a great quality extension bar and made out of heavy steel as is seen upon looking at it and lifting it. It is exactly 12 inches long and also very straight and as such no wobbling.

Why We Like This:

Strong and well made and straight as an arrow
Perfect addition for your drill n toolbox
New and hot release

Best For getting into some Really tight spaces: Milwaukee 12 inch Bit Extension

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The X 1/4" all-hex extension is an innovative, tool-less, all-hex extension that accepts 1/4 insert bits, power-groove bits and double ended bits. When you run the bit holder in reverse, the holder unlocks itself. It's super long so it's great for getting into some really tight spaces. It is nice to have one of those in the tool box and its a nice extension.

These are excellent quality extensions, lock firm and release well. They lock together to make an extension that gets to places nothing else will reach. It is great for getting into some really tight spaces.

Why We Like This:

Easier to balance in the chuck
A must have for hard to reach spaces
Recommended for light to medium level tasks
Durable and no problem with wood bits fitting into the socket

Best Impact Extension: DURATECH 12 inch Bit Extension

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The duratech 12 inch bit extension might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. Most of the high-quality (tool truck) impact tools are made of Cr-Mo, which is softer than Cr-V for safety sake. These socket extensions provide extra length to access hard-to-reach fasteners and are perfect for handling fasteners in tight workspaces. They feel very thick, heavy and strong.

These extensions are top quality and well made extensions. The locking balls located on the bars are well fit in place and they move freely to click in and out, while keeping the bits in place when working. They are built to last a lifetime. It provides better protection from rust and corrosion resistance than the traditional black oxide finish. If you do a lot of impact tooling this is the set to have. It will definitely come in handy.

Why We Like This:

Black oxide / phosphate finish is nice and even
Perfect to get into those hard to reach areas
All 3 pieces are heavy-duty and strong

Best For Use: Irwin 12 inch Bit Extension

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The irwin 12 inch bit extension should be able to handle its purpose and duties with ease. It's hard to drill right where you want to without guiding the bit by using your hand on the extension. This is one very heavy duty extension for those hard to reach places. As a hole-saw mount, it goes easily through 8 inches of insulation and wall, to come out evenly and perfectly on the other side. The long smooth bit holder is perfect to hold with the left hand while drilling to make sure it stays steady and makes a nice clean hole. It has the design of three small teeth like pieces inside the socket that help hold the bit in place.

The knurled knob gives a good grip when hands are wet, and the rubber grip affords a great grip when hands are dry. It comes with a magnet torpedo level and this extension you don’t need any skill, your holes will be perfectly horizontal.

Why We Like This:

A good choice to extend the reach of your auger bits
Works perfectly without any issues of the bits sticking in the end
One very heavy duty drill extension

Best For most general home repairs: HORUSDY 12 inch Bit Extension

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The horusdy 12 inch bit extension is satisfactory and appropriate and fits well with your regular usage. It is compatible with all brands of electric drill and screwdriver handle tools. It is made of heat-treated vanadium steel and black oxide coating with bracket torque compression to meet standard operating conditions. The material is more resistant to corrosion than traditional carbon steel. The adapters are also designed to securely attach to the impact driver, ensuring a tight fit and preventing slipping or stripping.

The tolerances and fit are perfect and snug. They hold up fine with loads of force.

Why We Like This:

Holds heads on securely with ball latch
You get 3 different sizes and easily attach to your impact driver
Sockets hold on without issue but are easy enough to remove when needed
Nice to have different sizes in one convenient pouch

The 8 Best 12 inch Bit extensions (2023 reviews)

Our Top Picks:

Best Overall: Lexivon 12 inch Bit Extension

Best With existing Drill bits: Dewalt 12 inch Bit Extension

Best For Impact Driver: Freud 12 inch Bit Extension

Best For maximum durability: Irwin Tools 12 inch Bit Extension

Best For getting into some Really tight spaces: Milwaukee 12 inch Bit Extension

Best Impact Extension: DURATECH 12 inch Bit Extension

Best For Use: Irwin 12 inch Bit Extension

Best For most general home repairs: HORUSDY 12 inch Bit Extension

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