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The 8 Best long length drill bits of 2025

Are you trying to find long length drill bits among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling long length drill bits on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 19 hours of research and did 39 long length drill bits tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best long length drill bits you can buy today

No. 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
  • [LONG REACH]: Extra-long drill bits give you 12 inches of added length to work with and provides more stability during quick operations.
  • [DURABLE]: These drill bits are made from heat-treated M2 high speed steel for excellent hardness, wear resistance, and toughness.
  • [SMOOTH DRILLING]: Combining high hardness and sharp pointed tips, these drill bits easily puncture tough materials for a smooth drilling finish.
  • [VERSATILE]: Long drill bits can be used for drilling into metal, wood, plastic, PVC, and many other materials.
  • [INCLUDES]: This extra-long drill bit set has (5) standard sizes of 12-inch drill bits that includes: 1/8-inch, 3/16-inch, 1/4-inch, 5/16-inch, and 3/8-inch.
No. 2
COMOWARE 12" Extra Long Brad Point Drill Bit Set, 12 Pcs High Carbon Steel Long Drill Bit, Long Drill Bits for Wood, Plastic, PVC, Composite & Rubber, 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"
  • EXTRA LONG LENGTH & 2 TYPE SHANK: Extra long 12" body provides better stability and balance during quick operation to ensure position is intact. Flute length is 180mm with ROUND shank and REDUCED shank.
  • HIGH QUALITY MATERIAL: Classic Carbon Steel Material for fast cutting against tough wood material. High hardness, offer superior cutting power and durable.
  • Brad-Point Design -The Brad-Point Design can penetrate surface quickly because of the sharp point on the tip. This allows the user to pinpoint the mark with the drill bit. Better in CENTERING and NO SKID.
  • FULL SET OF STANDARD SIZE: With the drill bits we offered, you can process 7 different diameter holes, ( Round shank| 1/8'', 3/16'', 1/4'', 5/16'', 3/8'' Reduced Shank| 7/16'', 1/2'' ), which meet your different needs perfectly.
  • ULTIPURPOSE & LIFETIME GUARANTEE: Suitable for bench drill, hand drill and conventional electric drill. Perfect for wood, fiberboard, particleboard, plywood, plastic, PVC, rubber etc. Set includes the drill bit holder for easy storage and organizing.
No. 3
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")
  • GIFD - OUR MISSION IS SIMPLE: To help enthusiasts, homeowners, hobbyists, tradesmen, Shadetree Mechanics and perfectionists get the job f*#king done. *NOTE- these are the 10 pcs 12" long point drill bits for wood. Not the 5 inch wood drill bit set.
  • SUITABLE FOR VARIOUS APPLICATIONS: Brad point drill bits that fit bench drill, and conventional hand drill. High hardness, superior drilling power and durability. Perfect for hardwood, particleboard, fiberboard, plastic, plywood, PVC, rubber etc.
  • THERE IS NO ONE IN OUR LEVEL: We have created the best extra long drill bit set anywhere. Insanely sharp steel, a FULL 10pc set, including sizes 1/8", 9/64”, 5/32”, 11/64", 3/16", 7/32", 1/4”, 5/16", 7/16”, 1/2", and a storage sleeve - to keep 'em all organised.
  • BRAD POINT DRILL BITS SET FOR WOOD FEATURES: Extra-long brad-point specifically manufactured for you to hit all the hard-to-reach places. The sharp point on the tip allows you to pinpoint the mark offering superior no skid accuracy and centering.
  • YOUR SATISFACTION IS THE ONLY THING THAT MATTERS TO US - Unsatisfied customers can't dominate projects. If you need a refund, replacement, or any support at all just shoot us a message. A 1-Year Warranty applies to all Baker and Bolt products.
No. 4
Extra Long 12" Brad Point Wood Drill Bit Set 12PCS (1/8"-1/2") Carbon Steel Long Drill Bits for Wood, Hardwood, Plywood, Plastic
  • 【EXTRA LONG LENGTH & 2 TYPE SHANK】The 12" extended body offers superior stability and balance during quick operations, ensuring the position remains steady. The flute length is 180mm with both a ROUND shank and a REDUCED shank.
  • 【HIGH QUALITY MATERIAL】Made from HSS4241 (1/8", 5/32", 3/16") & HCS (1/4, 7/32", 5/16", 3/8", 7/16", 1/2") material, it delivers fast cutting against tough wood materials. High hardness ensures excellent cutting power and durability.
  • 【BRAD POINT DESIGN】The Brad-Point design allows for quick surface penetration due to its sharp tip. This enables precise marking with the drill bit, ensuring better centering and no skidding.
  • 【FULL SET OF STANDARD SIZE】With the provided drill bits, you can create holes in 7 different diameters (Round shank: 1/8", 3/16", 1/4", 5/16", 3/8"; Reduced shank: 7/16", 1/2"), perfectly meeting your various needs.
  • 【MULTIPURPOSE & LIFETIME GUARANTEE】Suitable for bench drills, hand drills, and conventional electric drills. Ideal for wood, fiberboard, particleboard, plywood, plastic, PVC, rubber, etc. The set includes a drill bit holder for easy storage and organization.
No. 5
5PCS Extra Long High Speed Steel Drill Bit Sets Straight Shank Drill Bit Tool Wood Drill Bit Set Diameter 2-5mm Length 150mm / 5.9in
  • High Speed Steel: High speed steel have a high hardness for fast, smooth cutting of plywood, hard wood and soft wood, swift bore
  • Extra Long Cutting : Precision ground for clean cuts and easier fastening
  • With a Comfortable Grip Handle: Comes in a sturdy case with a comfortable grip handle
  • 5 Sizes: It includes 5 sizes in one drill bit set(2mm,3mm,3.5mm,4mm,5mm), which meet your different needs perfectly
  • Application: Ideal for most drilling jobs and materials such as wood, aluminum, copper, plastic, and some soft metals
SaleNo. 6
8 Pcs 200mm Extra Long Twist Drill Bits for Steel Straight Shank Tool Sets Wood Plastic and Aluminum, Plastic, Jewelry 2mm - 7mm
  • Diameter: 2mm(0.08in) 2.5mm(0.09in) 3mm(0.12in) 4mm(0.16in) 4.5mm(0.18in) 5mm(0.2in) 6mm(0.24in) 7mm(0.28in).Length:about 200mm(about 7.8 inch)
  • Application:drill bits kit are great for most drilling jobs and materials such as aluminum, wood, plastics PVC and other different materials or your daily drill use.
  • Quantity:This set includes 8 pieces drill bit in different sizes of the most popular drill bits.1 pc/per size.
  • provides better stability and balance during quick operation to ensure position is intact
  • Suitable for many electric drills and drills
No. 7
HLOFIZI 1/2 x 12 Inch Extra Long Drill Bits (2 Pack), Aircraft Drill Bit Black Oxide High Speed Steel for Wood, Plastic, PVC, Thin Metal Sheet
  • Long Drill Bits: 2-Piece of 1/2” x 12” aircraft drill bits. Ideal for drilling wood, plastic, fiberglass and thin metal sheets
  • 3X Longer Life: Made of high speed steel, provide durability and resisting breakage. Black Oxide coated for high-heat resistant and rust protection
  • Efficiently and Clean: Fully ground technology for PRECEISION and FAST drilling clean, burr-free holes
  • Prevent Walking: 135 Degrees split point for precision start NO WALKING, and stays sharper longer
  • Optimized Flute Design: Fast chip removal. 3-Flat shank prevents the bit from slipping in the drill chuck. Size markings on the shank for identifying sizes quickly
No. 8
Drill America 3/16" x 6" Cobalt Aircraft Extension Drill Bit, GLBCO Series
  • Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium
  • 135° split point tip prevents drill from walking
  • Round shanks allow use with a wide variety of tool holding systems
  • Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • 6" overall length for drilling where extra length for reach is required
SaleNo. 9
Drill America - GLBCOX61/8 1/8" x 6" Cobalt Aircraft Extension Drill Bit, GLBCO Series
  • Effective in drilling tough, high tensile strength materials like stainless steel, inconel and titanium
  • 135° split point tip prevents drill from walking
  • Round shanks allow use with a wide variety of tool holding systems
  • Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • 6" overall length for drilling where extra length for reach is required
SaleNo. 10
BOSCH BL2743 1-Piece 1/4 In. x 12 In. Extra Length Aircraft Black Oxide Drill Bit for Applications in Light-Gauge Metal, Wood, Plastic
  • Speed helix design for three times faster drilling than standard bits
  • Last 50 percent longer than high-speed steel
  • Easier drilling, reduced heat and extended drill bit life
  • Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)
  • For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials
No. 11
BOSCH BL2636 1-Piece 9/64 In. x 6 In. Extra Length Aircraft Black Oxide Drill Bit for Applications in Light-Gauge Metal, Wood, Plastic
  • Speed helix design for three times faster drilling than standard bits
  • Last 50 percent longer than high-speed steel
  • Easier drilling, reduced heat and extended drill bit life
  • Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)
  • For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials
No. 12
BOSCH BL2635 1-Piece 1/8 in. x 6 in. Extra Length Aircraft Black Oxide Drill Bit for Applications in Light-Gauge Metal, Wood, Plastic
  • Speed helix design for three times faster drilling than standard bits
  • Last 50 percent longer than high-speed steel
  • Easier drilling, reduced heat and extended drill bit life
  • Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)
  • For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials
No. 13
13Pc 1/16"-1/4" x 64ths 6" Inch Long Aircraft Extension Drill Set
  • M2 Material High Speed Steel (HSS)
  • Size Range: 1/16" to 1/4" by 64ths
  • Used with hand held manual drills and portable or stationary machines
  • For standard duty, general purpose deep drilling operations
  • Includes: Metal Box
No. 14
Drill America - DWDA/CX61/8 1/8" x 6" High Speed Steel Aircraft Extension Drill Bit, DWDA/C Series
  • High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
  • Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge
  • Round shanks allow use with a wide variety of tool holding systems
  • When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
  • Manufactured to national aerospace standard 907
No. 15
Sali 13PCS Brad Point Wood Drill Bit Set Carbon Steel Wood Drill Bit Set for Hardwood, Plywood, Plastic Round Holes in All Types of Wood Extra Long 11 Inch
  • What you get: 1/8"*2,5/32",3/16" ,1/4"*2,7/32",5/16",3/8"*2,6/17",1/2" *2. The total length of the drill bit is 11.81" / 300mm,and drilling depth is 6.3"/160mm the quantity is enough for your daily use
  • Brad-point design -the brad-point design can penetrate surface quickly because of the sharp point on the tip. This allows the user to pinpoint the mark with the drill bit. Better in centering and no skid
  • Smooth surface - fully ground smooth drill bit body for less effort and higher accuracy. Titanium coating for higher wear resistance, ability to withstand higher temperatures, and increased durability
  • Perfect for all types of wood - these specially engineered drill bits are specifically made to reduce chipping and splintering. Easily drill into natural woods like pine, maple, cedar, oak, ash, and more. These also work will on all types of engineered woods
  • Wide application - perfect for soft, hard materials like wood, fiberboard, particleboard, plywood, plastic, pvc, mdf, acrylic, nylon, rubber etc. They can also be used for drilling soft metal sheets. A must-have for any woodworker
SaleNo. 16
DEWALT DW1602-1/8-Inch by 12-Inch Extra Long Black Oxide Drill Bit
  • The product is 1/8x12 has STL drill bit
  • Easy to use
  • The product is manufactured in China
No. 17
Hss Cobalt Drill Bit Set 1/8 in. x 6 in. Aircraft Extension Extra Long Deep Hole Drilling-5Pcs
  • Aircraft Extension Cobalt Drill Bit Size:1/8"(Diameter) x 1-5/8"( Flute Length) x 6"(Overall Length)
  • HSS Cobalt Material: HSS(M35) Cobalt Steel Enable Long Drilling Life and Fast Drilling Performance
  • Surface Treament: Gold Oxided Ember Finished Treatment Keeps High Hardness of Body Shank of drill bit
  • Split Point 135 Deg. Drilling Angle: Split Point 135 Deg. Guarantee Self-Centering and Easy Quick Penetration of metalworking and steel drilling and cutting
  • Application: Drilling through stainless steel metal iron copper plastic and metalworking auto reparing maintenance and DIY home metal cutting
  • Spiral Twist Flute: The drill bit is designed with spiral twist flute ensures fast chips and debris removal during drilling application
  • Round Shank: Featured with standard round shank is vasertile with various chucking types of tool holders when drilling different material
No. 18
Saipe 8pcs 200mm Twist Drill Bit Set Extra Long HSS Twist Bits Round Straight Shank Tool Sets Wood Working Tool for Wood Plastic and Aluminum (4-10mm)
  • Twist Drill Bit Set: Come with 8 pieces drill bit in different sizes of the most popular drill bits, can meet your varied requirements! 8 sizes: 4, 4.2, 4.5, 5, 5.2, 6, 8, 10 mm OD
  • HSS Twist Bits: Twist drill bits are made from High-speed Steel for high hardness and durability, not easy to bend. Improve efficiency and make the drilling easier and more effortless
  • Extra Long Bit: Extra long cutting edge great for general purpose use on hand drills and allows you using these bits to drill deep holes. Length: 200 mm (about 7.9 inch)
  • Easy Drilling: This sharp point tip and twist design increases cutting speed and helps clear chips and debris away from the bit, decreasing friction and heat for a faster, cleaner drilling process!
  • Application: Standard round shank twist bit fits into most power tools, more easily and securely! Suitable for drilling of wood, plastic, aluminum alloy materials, etc. Great for DIY, home and general building / engineering use
No. 19
1/8-Inch x 6-Inch Aircraft Extension Black Oxide Drill Bit, Premium M2 High Speed Steel, Extra Length, for Metal, Plastic, Wood
  • AIRCRAFT EXTENSION: 1/8-inch cutting diameter, 1-5/8-inch flute length, 6-Inch overall length, 135 degree split point, straight shank
  • MADE FROM PREMIUM M2 HIGH-SPEED STEEL: perform better because of its well-balanced toughness
  • BLACK OXIDE: Black oxide coating resists corrosion
  • APPLICATION: are ideal for extra reach and deep drilling applications in medium and softer materials, soft metal, PVC and wood
  • INCLUDE: 6 pieces of 1/8-inch aircraft extension drill bits with case
No. 20
YIJIZE 150mm Long Drill Bits Set, Diameter 3mm 4mm 5mm 6mm, 4pcs HSS Cobalt Drill Bits, for Hard Metal, Stainless Steel, Cast Iron, Copper, Aluminum, PVC, Plastic, Wood
  • 150mm Length: When you meet obstructions or when deep holes are required, the 150mm length drill bits are very useful.
  • Four Sizes: Drill bits with diameters 3mm, 4mm, 5mm, 6mm are the most prevalently used sizes. We are confident that this set can fulfill the vast majority of your drilling needs. There is always one correct size right for you this time or next time.
  • Cobalt material: These drill bits are made of high-speed steel cobalt, which has excellent hardness and wear resistance, making them an ideal choice for drilling various metals.
  • Faster Drilling: The 135-degree point tip enables rapid penetration with less pressure, and the twist design efficiently removes metal shavings.
  • Versatile Use: Great for drilling hard metal, stainless steel, cast iron, copper, aluminum alloy, PVC, plastic, wood. Please pay attention to the control of speed, pressure, and heat while drilling.

How to choose a good long length drill bits

Does the idea of finding a fantastic long length drill bits make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in long length drill bits. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top long length drill bits products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top long length drill bits on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top long length drill bits brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top long length drill bits based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the long length drill bits were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good long length drill bits, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your long length drill bits.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting long length drill bits for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our long length drill bits. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what long length drill bits should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on long length drill bits.