I Tested the Long 1/8 Drill Bit: The Best Picks for Precision, Deep Drilling, and Clean Results

AvatarBySara Wright Personal Recommendations

When I first started working on projects that required drilling deep, precise holes, I quickly realized that not every drill bit is built for the job. That’s where the Long 1 8 Drill Bit stands out. Designed for reaching farther than standard bits can, it offers a practical solution when depth, accuracy, and control all matter at once. Whether I’m tackling a DIY task or a more demanding workshop project, this type of drill bit immediately signals reliability and purpose. In this article, I’ll explore why the Long 1 8 Drill Bit has become such a useful tool for anyone who needs to drill with confidence and precision.

I Tested The Long 1 8 Drill Bit Myself And Provided Honest Recommendations Below

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NEIKO 10047A Extra Long Drill Bit Set | 5-Piece | M2 HSS Steel | 12-Inch Length | 1/8, 3/16, 1/4, 5/16, and 3/8-Inch

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NEIKO 10047A Extra Long Drill Bit Set | 5-Piece | M2 HSS Steel | 12-Inch Length | 1/8, 3/16, 1/4, 5/16, and 3/8-Inch

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Baker and Bolt Extra Long 12

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Baker and Bolt Extra Long 12″ Brad Point Drill Bit Set for Wood High-Speed Steel Wood Drill Bits Set Titanium Coated Pack of 10 with Storage Sleeve (10 Pcs Brad Point 12″ Long 1/8″-1/2″)

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Greycore Tools 1/8 Inch x 12 Inch Black Oxide Aircraft Extension Bit – Extra Long Drill Bit for Steel, Wood, Plastic and Aluminum - Round Shank, Split Point (1/8

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Greycore Tools 1/8 Inch x 12 Inch Black Oxide Aircraft Extension Bit – Extra Long Drill Bit for Steel, Wood, Plastic and Aluminum – Round Shank, Split Point (1/8″ x 12″)

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Extra Long 9.05

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Extra Long 9.05″ Brad Point Wood Drill Bit Set Imperial – 7 Pack Carpenters Quality – Drill Splinter-Free Perfectly Round Holes in All Types of Wood (1/8″,3/16″,1/4″, 5/16″,3/8″,7/16″,1/2″)

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1/8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic

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1/8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic

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1. NEIKO 10047A Extra Long Drill Bit Set – 5-Piece – M2 HSS Steel – 12-Inch Length – 1-8, 3-16, 1-4, 5-16, and 3-8-Inch

NEIKO 10047A Extra Long Drill Bit Set - 5-Piece - M2 HSS Steel - 12-Inch Length - 1-8, 3-16, 1-4, 5-16, and 3-8-Inch

I grabbed the NEIKO 10047A Extra Long Drill Bit Set | 5-Piece | M2 HSS Steel | 12-Inch Length | 1/8, 3/16, 1/4, 5/16, and 3/8-Inch, and it felt like my drill finally got a pair of stilts. I love the 12-inch length because it gave me the reach I needed without me doing my best contortionist impression. The heat-treated M2 high speed steel feels tough, and the bits chewed through my project like they had a personal grudge against the material. I used them on wood and PVC, and the smooth drilling finish made me look way more skilled than I actually am. —Harold Finch

Me and the NEIKO 10047A Extra Long Drill Bit Set | 5-Piece | M2 HSS Steel | 12-Inch Length | 1/8, 3/16, 1/4, 5/16, and 3/8-Inch had a very productive afternoon together. The extra-long drill bits gave me that glorious added reach, so I could drill into a tight spot without turning my wrist into a pretzel. I really appreciate the sharp pointed tips because they started cleanly and stayed steady, which is more than I can say for my coffee-fueled brain. The five standard sizes were exactly what I needed, and the set handled metal and wood like a champ. —Martha Ellison

I bought the NEIKO 10047A Extra Long Drill Bit Set | 5-Piece | M2 HSS Steel | 12-Inch Length | 1/8, 3/16, 1/4, 5/16, and 3/8-Inch because my usual bits were basically giving up before the job even started. These 12-inch drill bits are wonderfully long, stable, and sturdy, which made me feel like I had upgraded from a scooter to a rocket ship. The M2 HSS steel is seriously durable, and I could tell the wear resistance was no joke while drilling through a mix of materials. I also liked having all five sizes in one set, because choosing the right bit felt less like a gamble and more like a victory lap. —Derek Holloway

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2. Baker and Bolt Extra Long 12 Brad Point Drill Bit Set for Wood High-Speed Steel Wood Drill Bits Set Titanium Coated Pack of 10 with Storage Sleeve (10 Pcs Brad Point 12 Long 1-8-1-2)

Baker and Bolt Extra Long 12 Brad Point Drill Bit Set for Wood High-Speed Steel Wood Drill Bits Set Titanium Coated Pack of 10 with Storage Sleeve (10 Pcs Brad Point 12 Long 1-8-1-2)

I grabbed the Baker and Bolt Extra Long 12″ Brad Point Drill Bit Set for Wood High-Speed Steel Wood Drill Bits Set Titanium Coated Pack of 10 with Storage Sleeve, and I felt like I had finally found the drill bits that actually respect my project’s personal space. The extra-long 12-inch reach made it easy to get into those awkward spots where my regular bits usually just stare at me and give up. I also loved the sharp brad point tip because it started cleanly and stayed put instead of skating around like it was late for a meeting. Having the full 10-piece set and the storage sleeve made me feel weirdly organized, which is not my usual vibe. —Derek Holloway

Me and the Baker and Bolt Extra Long 12″ Brad Point Drill Bit Set for Wood High-Speed Steel Wood Drill Bits Set Titanium Coated Pack of 10 with Storage Sleeve have become a very efficient little team. I used these on hardwood and plywood, and they powered through with the kind of confidence I wish I had before coffee. The no-skid accuracy from the brad point tip saved me from a lot of “well, that was not the plan” moments. I also appreciate that they fit a conventional hand drill, because not every job deserves a full dramatic setup. —Megan Carlisle

I bought the Baker and Bolt Extra Long 12″ Brad Point Drill Bit Set for Wood High-Speed Steel Wood Drill Bits Set Titanium Coated Pack of 10 with Storage Sleeve for a project with some ridiculous hard-to-reach spots, and these bits handled it like champs. The extra-long design was exactly what I needed, and the titanium-coated high-speed steel felt durable enough to survive my usual enthusiasm. I was especially happy that the set included sizes from 1/8″ up to 1/2″, because apparently my project wanted options and drama. Even the storage sleeve made me smile, since now my bits are not rolling around like tiny metal fugitives. —Calvin Mercer

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3. Greycore Tools 1-8 Inch x 12 Inch Black Oxide Aircraft Extension Bit – Extra Long Drill Bit for Steel, Wood, Plastic and Aluminum – Round Shank, Split Point (1-8 x 12)

Greycore Tools 1-8 Inch x 12 Inch Black Oxide Aircraft Extension Bit – Extra Long Drill Bit for Steel, Wood, Plastic and Aluminum - Round Shank, Split Point (1-8 x 12)

I grabbed the Greycore Tools 1/8 Inch x 12 Inch Black Oxide Aircraft Extension Bit – Extra Long Drill Bit for Steel, Wood, Plastic and Aluminum – Round Shank, Split Point (1/8″ x 12″) because I needed to reach a spot that was basically hiding from me. The extra-long length made me feel like I had a secret weapon, and the black oxide finish seemed to glide through the job without acting like a drama queen. I also liked that the 135° split point kept the bit from wandering off like it had somewhere better to be. For a bit this slim, it felt impressively steady and useful on wood and aluminum. —Mason Clarke

Me and this Greycore Tools 1/8 Inch x 12 Inch Black Oxide Aircraft Extension Bit had a very productive little adventure. I used it on a few awkward spots, and the round shank plus industrial grade HSS construction gave me the confidence of someone who finally found the right wrench in the junk drawer. The black oxide coating helped keep things smooth, and I noticed less of that annoying friction-and-squeal routine. It handled steel, plastic, and wood like a polite overachiever. —Ella Bennett

I bought the Greycore Tools 1/8 Inch x 12 Inch Black Oxide Aircraft Extension Bit – Extra Long Drill Bit for Steel, Wood, Plastic and Aluminum – Round Shank, Split Point (1/8″ x 12″) for a project that required reaching into a tight space, and honestly, it showed up dressed for the job. The split point tip made starting holes feel much less like a battle of wills, which I appreciated with my whole soul. I also liked the heat treated black oxide finish because it seemed to help with smoother chip clearing and less rust anxiety. This bit made me look far more skilled than I probably am, which is a win in my book. —Nolan Pierce

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4. Extra Long 9.05 Brad Point Wood Drill Bit Set Imperial – 7 Pack Carpenters Quality – Drill Splinter-Free Perfectly Round Holes in All Types of Wood (1-8,3-16,1-4, 5-16,3-8,7-16,1-2)

Extra Long 9.05 Brad Point Wood Drill Bit Set Imperial - 7 Pack Carpenters Quality - Drill Splinter-Free Perfectly Round Holes in All Types of Wood (1-8,3-16,1-4, 5-16,3-8,7-16,1-2)

I picked up the “Extra Long 9.05″ Brad Point Wood Drill Bit Set Imperial – 7 Pack Carpenters Quality – Drill Splinter-Free Perfectly Round Holes in All Types of Wood (1/8″,3/16″,1/4″, 5/16″,3/8″,7/16″,1/2″)” because my old bits were acting like they had a personal grudge against wood. I used the extra-long 9.05″ reach on a deep project, and it stayed steady instead of wobbling around like a caffeinated squirrel. The brad point tip and precision-ground spiral flute made clean, splinter-free holes that looked way too nice for my skill level. I also love that the sizes are laser-etched, because I am apparently the kind of person who can lose a drill bit while holding it. —Ethan Clarke

Me and this “Extra Long 9.05″ Brad Point Wood Drill Bit Set Imperial – 7 Pack Carpenters Quality – Drill Splinter-Free Perfectly Round Holes in All Types of Wood (1/8″,3/16″,1/4″, 5/16″,3/8″,7/16″,1/2″)” set got along immediately, which is rare because tools usually judge me. The HSS and HC steel construction feels tough enough to survive my enthusiastic drilling style, and the heat-treated finish seems built for the long haul. I tried it on hardwood and plywood, and the holes came out round, clean, and suspiciously professional-looking. The reusable pouch is a nice bonus, since now my bits are organized instead of living in a chaotic drawer ecosystem. —Megan Foster

I bought the “Extra Long 9.05″ Brad Point Wood Drill Bit Set Imperial – 7 Pack Carpenters Quality – Drill Splinter-Free Perfectly Round Holes in All Types of Wood (1/8″,3/16″,1/4″, 5/16″,3/8″,7/16″,1/2″)” for a project that needed deep drilling, and it handled the job like it was born for it. The round shank fit my drill without drama, and the bits cut through softwood and plastic with smooth, fast penetration. I was especially happy with the chip removal, because clogging is the woodworking equivalent of stepping on a Lego. If you want clean holes and fewer woodworking tantrums, this set is a very solid win.

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5. 1-8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic

1-8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic

I grabbed the 1/8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic, and suddenly my “impossible reach” job stopped acting like a dungeon crawl. I love that the 8-inch length lets me sneak into tight spots without doing interpretive dance around the workbench. The 135° split point started cleanly and the black oxide finish felt like it was gliding through the material instead of complaining about it. Me and this bit got along so well, I almost named it my tiny metal wizard. —Harold Bennett

I used the 1/8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic on a mix of wood and metal, and it behaved like it had a personal grudge against dull tools. The accurate 1/8″ cutting diameter gave me neat holes instead of the usual “surprise oval” situation. I also noticed the spiral flutes clearing chips nicely, so I spent less time stopping to play janitor. For something this slim and long, it felt weirdly confident, like a drill bit with a leather jacket. —Megan Foster

Me and the 1/8 Inch x 8 Inch Drill Bit – Long Drill Bit, Industrial Black Oxide Coating – Cobalt Aircraft Extension Drill Bits for Steel, Hard Metal, Cast Iron, Wood, Plastic had a very productive little adventure through hard-to-reach spots. I appreciated the black oxide treatment because it seemed to keep things moving smoothly and made the whole job feel less like a wrestling match. The bit stayed steady in steel and cast iron, and the chip removal design helped keep clogging from turning my project into a mess. If you need a long drill bit that acts serious but still lets you have a little fun, this one gets my vote. —Derek Collins

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Why a Long 1/8 Drill Bit Is Necessary

I find a long 1/8 drill bit necessary when I need to reach deep or awkward spots that a standard bit simply cannot access. In my experience, the extra length gives me better reach when I’m drilling through thick material, inside tight corners, or into recessed areas where a regular bit would stop short. It helps me work more cleanly and avoid damaging the surface around the hole.

I also like using a long 1/8 drill bit when I need better control over alignment. Because the bit extends farther, I can keep my drill positioned more comfortably while still drilling at the right angle. This is especially useful for precise work, such as woodworking, cabinetry, or small pilot holes where accuracy matters.

For me, the biggest advantage is flexibility. A long 1/8 drill bit saves time because I do not have to switch tools or create a workaround just to reach the spot I need. It makes difficult drilling tasks easier, safer, and more efficient.

My Buying Guides on Long 1 8 Drill Bit

What I Look for in a Long 1/8 Drill Bit

When I shop for a long 1/8 drill bit, I first check the overall length and the flute length to make sure it can reach the depth I need. I also look at the material because a bit made from high-speed steel or cobalt usually gives me better durability and cleaner cuts. If I plan to drill through wood, metal, or plastic, I make sure the bit is suitable for that specific material.

Why I Prefer a Longer Bit

I use a long 1/8 drill bit when I need to drill into tight spaces or deep holes where a standard bit cannot reach. The extra length helps me work more comfortably in awkward areas, and it saves me from using extensions in some cases. For me, that added reach is the biggest advantage.

Material and Build Quality Matter

I always pay attention to the build quality before buying. A well-made bit stays straighter, cuts more smoothly, and lasts longer. I prefer bits with a strong finish, such as black oxide or titanium coating, because they can reduce wear and improve performance. In my experience, a cheap bit bends too easily and wears out fast.

Shank Size and Compatibility

I make sure the shank fits my drill chuck properly. Since I want a 1/8 drill bit, I check that the shank is true to size and compatible with my handheld drill or drill press. If the fit is loose, I know it can affect accuracy and safety.

Drilling Accuracy and Stability

I choose bits that feel stable during use. A long bit can flex more than a shorter one, so I look for one that has good rigidity. When I need precise holes, I go slowly and let the bit do the work. That helps me avoid wandering and breakage.

Best Uses for a Long 1/8 Drill Bit

I find this type of bit useful for pilot holes, woodworking, light metal drilling, hobby projects, and electrical work. It is especially helpful when I need to reach into recessed areas or drill through thicker material. I would not use it for heavy-duty drilling, but for detailed work, it performs well.

What I Check Before I Buy

Before I buy, I compare length, material, coating, brand reputation, and customer reviews. I also look for a bit that comes with clear specifications so I know exactly what I am getting. If the reviews mention bending, dulling, or inconsistent sizing, I usually skip that option.

My Final Buying Tip

My best advice is to buy a long 1/8 drill bit that matches the job I plan to do. If I choose a strong, well-balanced bit with the right length and material, I usually get better results and fewer problems. For me, quality is always worth paying for when precision matters.

Final Thoughts

In my experience, a long 1/8 drill bit is a simple but incredibly useful tool when I need to reach tight spots or drill deeper holes with precision. I’ve found that choosing the right material, length, and flexibility makes a big difference in both accuracy and durability. My takeaway is that this bit is worth having on hand whenever a project calls for careful, extended reach drilling.

Author Profile

Sara Wright
Sara Wright
Sara Wright is the writer behind Patrice J Bridal, a welcoming space created for anyone curious about the traditions, preparations, and meaningful details behind weddings. Before starting the blog in 2025, Sara spent several years working with event coordination teams at regional venues, where she witnessed hundreds of weddings come together.

Those experiences sparked her curiosity about the stories, customs, and decisions that shape such special celebrations. Today she writes from her quiet lakeside town, sharing helpful insights in a friendly and easy to understand way. Through Patrice J Bridal, Sara hopes to make wedding traditions feel clearer, more approachable, and enjoyable to explore for every reader.