Top 10 Best Left Handed Drill Bits You Must See

The best left handed drill bits serve a crucial role in specialized drilling applications that demand reverse rotation and efficient material removal. These tools leverage advanced cutting-edge technology and high-grade materials to overcome common drilling challenges, such as stubborn screws and damaged fasteners. Selecting the right left handed drill bit involves understanding key features like magnetic properties, carbide tips, and compatibility with various drill drivers.

Additionally, factors like durability, precision, and versatility are vital to meet the diverse requirements of metalworking and woodworking projects. Exploring the innovations behind these drill bits reveals why they are indispensable for both professionals and hobbyists facing complex tasks.

Dive deeper to uncover what makes the best left handed drill bits a game-changer in power tool accessories.

best left handed drill bits: Top Picks for 2026

Image	Product	Buy
Top Picks- 1	Cobalt Left Hand Drill Bit Set, 13Pcs (1/16”-1/4”) Best for: General DIY users	Check Price On Amazon
Top Picks- 2	15PCS M35 Cobalt Left Hand Drill Bits Set for Removing Best for: Heavy-duty removal	Check Price On Amazon
Top Picks- 3	5PCS M35 Cobalt Left Hand Drill Bits Set for Removing Best for: Compact removal set	Check Price On Amazon
Top Picks- 4	13Pcs(1/16″-1/4″) Cobalt Left Hand Drill Bit Set Jobber Length Best for: Precision drilling	Check Price On Amazon
Top Picks- 5	NEIKO 10037A Left-Hand Drill-Bit Set, High-Speed Steel Drills with Titanium Best for: Durability focused	Check Price On Amazon

1. Cobalt Left Hand Drill Bit Set, 13Pcs (1/16”-1/4”)

Best for: Durable for Hardened Metal Drilling.

With 13 cobalt high-speed steel bits coated in titanium nitride, this set excels at penetrating hardened metals while reducing friction and heat. Its design ensures lasting durability for tough drilling jobs on stainless steel and cast iron.

The bits range from 1/16” to 1/4” with a 135-degree double-edged cutting tip that maintains sharpness and polishing for smooth operation. The twisted design enhances chip removal and efficiency.

Pros

• Cobalt high-speed steel construction for hardness
• Titanium nitride coating reduces heat and friction
• Range of sizes from 1/16” to 1/4” covers common uses
• 135-degree double-edged design for sharp cutting

Cons

• Limited maximum bit size at 1/4” may restrict larger holes

This set suits professionals or DIYers tackling tough metals like stainless steel frequently. It’s ideal for users needing a reliable bit set that holds up under intense drilling conditions.

2. 15PCS M35 Cobalt Left Hand Drill Bits Set for Removing

Best for: Precision Bits for Multi-Metal Use.

This 15-piece kit features M35 cobalt steel bits engineered for durability and long life, able to drill through stainless steel and hardened metals efficiently. The variable sizes cover 1/16″ up to 3/8″ for versatile project needs.

Each bit incorporates a 135-degree split point multi-blade tip that enhances self-centering and fast drilling speeds, particularly suited for removing damaged bolts or screws. The set handles metals like titanium and cast iron effectively.

Pros

• M35 cobalt steel provides extra toughness
• 135-degree split point ensures precise starts
• Size range extends to 3/8″ for larger holes
• Precision ground bits enhance durability

Cons

• Heavier duty application may require more frequent sharpening

Ideal for mechanics and metalworkers often dealing with damaged fasteners, this set brings durability and precision to challenges involving hardened materials and removal tasks.

3. 5PCS M35 Cobalt Left Hand Drill Bits Set for Removing

Best for: Stubby Bits for Tight Spaces.

Compact stubby-style M35 cobalt drill bits in this 5-piece kit allow access to restricted or hard-to-reach areas with lengths from 2¼” to 3⅝”. The tough cobalt steel construction ensures durability during demanding drilling.

Sizes range between 1/8″ and 19/64″ equipped with a 135-degree split point multi-blade tip for fast, centered drilling. These bits are effective on stainless steel, titanium, and other hardened metals.

Pros

• Compact size eases tight spot drilling
• M35 cobalt steel ensures longevity and toughness
• 135-degree split point aids self-centering
• Versatile for stainless steel and hardened metals

Cons

• Limited size range restricts larger hole options

This set is great for technicians and hobbyists requiring precision in cramped spaces. It’s perfect for repairing or extracting bolts where standard bits can’t reach easily.

4. 13Pcs(1/16″-1/4″) Cobalt Left Hand Drill Bit Set Jobber Length

Best for: Complete M35 Multi-Metal Drill Set.

Offering 13 pieces of M35 cobalt drill bits from 1/16″ to 1/4″, this jobber length set provides a solid range for drilling various metals, plastics, and wood. The left-hand design complements screw extractor use for broken fasteners.

Constructed with high-speed steel and cobalt, these bits cut stainless steel, cast iron, copper, and aluminum efficiently. The set comes in an indexed storage case for organization.

Pros

• M35 cobalt steel optimizes hardness and life
• Wide size range meets varied drilling needs
• Jobber length suited for general-purpose use
• Storage case included for bit management

Cons

• Jobber length may be too long for very confined spaces

Ideal for metalworkers and DIYers needing a reliable, versatile set that performs across materials. It’s particularly suited for those combining drilling with extractor tools for fastener removal.

5. NEIKO 10037A Left-Hand Drill-Bit Set, High-Speed Steel Drills with Titanium

Best for: High-Speed Steel with Titanium Coating.

This 15-piece left-hand drill bit set includes high-speed steel bits treated with titanium nitride coating for enhanced surface hardness. The 135-degree split point promotes self-centering and precise chip clearing.

Each twist-style bit features an angled tip designed to prevent walking and increase cutting speed when drilling through tough materials. The set sizes cover a comprehensive range to suit many applications.

Pros

• Titanium nitride coating increases bit lifespan
• 135-degree split tip enhances chip evacuation
• Twist drill design prevents walking
• Wide variety of sizes included

Cons

• Bits may generate heat requiring breaks during heavy use

Suitable for users tackling a variety of metalwork and extraction tasks, this set offers great precision and durability for hobbyists and professionals alike.

6. 35 Pcs Screw Extractor Set,Left Hand Drill Bits Set Screw

Best for: Comprehensive Kit with Extractors.

Containing 35 pieces, this combo pack includes 16 cobalt left-hand drill bits and 19 assorted screw extractors. The high-speed steel with titanium coating boosts hardness and wear resistance for diverse repair tasks.

Bits feature a 135-degree angle to ease cutting and reduce axial resistance. The set supports inside and outside maintenance and handles most mechanical extraction needs, making it a versatile tool kit addition.

Pros

• Large quantity of drill bits and extractors
• Titanium coated for durability and wear resistance
• 135-degree cutting angle improves cutting efficiency
• Includes multiple extractor types for varied repairs

Cons

• Heavier weight at 3.56 pounds may affect portability

Perfect for workshops or enthusiasts handling frequent bolt and screw removals, this expansive set covers numerous extraction challenges while providing wear-resistant tools.

7. COMOWARE 13pcs Left Hand Drill Bit Set, SAE (1/16″ –

Best for: Heat-Resistant Titanium-Coated Bits.

Crafted from HSS M2 steel with a titanium coating, this 13-piece set maximizes service life and offers resistance against heat and corrosion. Its left-handed design facilitates both drilling and fastener removal.

The bits measure from 1/16″ upwards and feature a 135-degree split point, reducing walking and enhancing drilling precision. Its coating resists rust and corrosion for prolonged reliability.

Pros

• Titanium coating increases heat and rust resistance
• 135-degree split point ensures accurate starts
• High-speed steel provides toughness
• Left-hand design aids screw extraction

Cons

• Size range limited to SAE measurements

Ideal for professionals working on metal fastener removal and those requiring bits that resist heat and corrosion well in demanding applications.

8. 7PCs M35 Cobalt Left Hand Drill Bits Set 5/64″,7/64″,5/32″,1/4″,19/64″

Best for: M35 Cobalt with Titanium Plating.

This 7-piece set of left-hand drill bits uses high-grade M35 cobalt steel treated with titanium plating for extreme hardness and rust resistance. The set covers common sizes designed for extracting broken fasteners.

Bits span sizes including 5/64″, 7/64″, and 1/4″ with a unique 135-degree split point for reduced walking and easier bit starts. Their reverse twist aids efficient removal of damaged bolts and screws.

Pros

• M35 cobalt enhances toughness and heat resistance
• Titanium plating imparts corrosion protection
• Reverse twist designed for broken fastener removal
• 135-degree split tip reduces walking

Cons

• Limited piece count may restrict variety in some projects

This set meets the needs of repair professionals and DIY enthusiasts focusing on bolt and screw extraction with compact, sturdy bits for tough metals.

9. Drill Hog 13 Pc Niobium Left Hand Drill Bit Set

Best for: Niobium Steel for Precision Extraction.

Featuring 13 bits made from Niobium Nb41 steel, this left-hand drill bit set covers every 1/64″ increment from 1/16″ to 1/4″. The counterclockwise flutes assist in removing broken bolts, studs, and screws cleanly.

Niobium steel provides excellent strength and shock resistance, making these bits durable for repetitive extraction tasks. Their precise sizing ensures appropriate fit for varied fastener sizes.

Pros

• Niobium Nb41 steel offers high durability
• Complete size spectrum in 1/64″ increments
• Left-hand thread with counterclockwise flutes aids removal
• Consistent sizing improves extraction accuracy

Cons

• No coating may require more frequent maintenance

This set appeals to professional mechanics and metalworkers who need exact bit sizes for systematically removing broken fasteners with strong, resilient tools.

10. Century Drill & Tool 74105 Left Hand Drill Bit Set,

Best for: Premium M35 Cobalt with Quick-Cut Points.

Consisting of 5 premium M35 cobalt steel bits, this set’s 135-degree quick-cut split points allow faster starts and reduced walking without a center punch, amplifying efficiency on hard metals and steel.

Each straight-shank bit measures 5.5 inches, cut to withstand tough materials like steel and other metals. The manufacturing focuses on wear resistance and consistent drilling performance.

Pros

• M35 cobalt steel for long-lasting wear resistance
• 135-degree quick-cut point speeds drilling starts
• Straight shank for secure chuck fitting
• Extended bit length of 5.5 inches

Cons

• Limited to only 5 pieces restricts size variety

Designed for metalworkers and industrial users requiring dependable bits that quickly penetrate hard metals, this compact set delivers essential sizes with precision.

How to Choose the Right Best Left Handed Drill Bits

Size and compatibility

Selecting left handed drill bits starts with assessing the size variety and compatibility offered. A comprehensive range from small diameters around 1/16 inch up to larger sizes near 1/2 inch covers most common tasks. Bits should fit standard drill chucks, including both corded and cordless models, to ensure broad usability.

Smaller sizes excel at precision tasks like electronics or fine woodworking, while larger sizes are necessary for heavy-duty applications such as metal removal or large fastener extraction. Prioritize sets that present a steady incremental size progression, allowing you to match the bit precisely to the screw size and material.

For general versatility, focus on sets offering at least a dozen sizes encompassing 1/16 to 1/4 inch sizes for everyday use and larger if you frequently work with thicker materials.

Material strength and durability

When evaluating left handed drill bits, prioritize materials known for toughness and wear resistance. High-speed steel is a reliable baseline, resisting moderate heat buildup and deformation during use. For more demanding jobs or frequent use, cobalt alloy bits stand out, offering superior hardness and extended lifespan under high temperatures.

Avoid bits made from low-grade steel that dull quickly or warp under stress. The best choice perfectly balances durability with manageable brittleness, preventing breakage.

For professionals or enthusiasts regularly extracting damaged fasteners, cobalt bits ensure repeated effectiveness without requiring frequent replacement, making them the definitive pick for long-term reliability.

Cutting performance and precision

The hallmark advantage of left handed drill bits lies in their counterclockwise twist, which naturally aids in loosening and extracting broken screws as you drill. Look for bits with keenly honed, sharp cutting edges crafted with precise geometry to minimize drifting and maximize bite. A well-engineered flute design facilitates chip removal, reducing heat and preserving sharpness.

Superior cutting bits maintain their edge across multiple extractions, consistently gripping damaged screw remnants without slipping or damaging surrounding materials. Always choose left handed bits whose edge sharpness and flute depth are optimized to slice through metal rather than crush it, guaranteeing efficient removal of stubborn fasteners with minimal risk of further damage.

Ergonomics and handling

Comfort and control during drilling are critical factors in left handed drill bit choice. Bits featuring an enhanced shank design with anti-slip surfaces contribute to a more secure grip in the chuck, reducing wobble and improving accuracy. Ergonomically, ease of installation and removal translates to shanks sized perfectly for quick swapping and stable hold without needing excessive torque.

Many premium bits integrate hex or round shanks that reduce cam-out and provide a tactile feel while working. Users requiring rapid bit changes or extended use should focus on those with smooth insertion and extraction, alongside structural features that lessen hand fatigue and prevent drill slippage on tough surfaces.

Special features and technology

Certain advanced features elevate left handed drill bits beyond baseline performance. Look for bits with specialized coatings such as titanium nitride or black oxide that lower friction, enhance corrosion resistance, and extend cutting life. Spiral flute designs that channel debris away efficiently speed up drilling and prevent clogging.

It’s also important these bits maintain compatibility across a wide spectrum of tools, from hand drills to high-torque power drills, ensuring versatility in diverse scenarios. Opt for bits combining tough coatings and engineered spiral flutes for the best balance of cutting efficiency and durability, making them the ideal choice for users demanding consistent, hassle-free extraction under challenging conditions.

Which Should You Choose?

• If you need drill bits that easily cut through tough metals, choose cobalt bits with a titanium nitride coating for enhanced hardness and durability.
• If you require a broad range of sizes for varied projects, select a set that covers from very small (1/16″) up to larger diameters (3/8″ or more) for maximum versatility.
• If you work in tight or confined spaces, opt for stubby or short-length left handed drill bits that can access hard-to-reach areas.
• If your focus is on longevity and precise screw removal, go for premium M35 cobalt steel bits with split points that resist wear and help prevent slipping.

Quick Best Left Handed Drill Bits Buying Checklist

• Check the Drill Bit Size Range: Ensure the set includes sizes matched to your projects.
• Assess Material Quality: Look for durable materials like high-speed steel or cobalt.
• Verify Left-Handed Twist: Confirm the bits are designed specifically for left-handed use.
• Consider Coating Benefits: Protective layers can enhance performance and lifespan.
• Evaluate Shank Compatibility: Choose bits that fit your drill securely to prevent slipping.
• Inspect Packaging and Case: Organized storage keeps bits protected and accessible.

Frequently Asked Questions

What Makes Left Handed Drill Bits Different From Regular Drill Bits?

Left handed drill bits have a reverse twist compared to standard bits, allowing them to remove broken screws and fasteners efficiently. This reverse rotation helps in extracting stuck items by backing them out without damaging the surrounding material.

Can Left Handed Drill Bits Be Used In Both Right And Left Handed Drills?

Yes, left handed drill bits can be used with right handed drills set to reverse rotation, which is how they extract screws. However, they are designed primarily for reverse operation, so proper drill direction is essential for optimal performance.

What Materials Are Best For Left Handed Drill Bits To Ensure Durability?

High-speed steel and cobalt are preferred materials for left handed drill bits due to their hardness and heat resistance. These materials maintain sharpness under intense use, ensuring longer durability and better drilling performance.

How Do Coatings Affect The Performance Of Left Handed Drill Bits?

Coatings like titanium nitride reduce friction and heat buildup, enhancing bit longevity and cutting efficiency. Such coatings enable smoother drilling, reducing wear and improving overall durability during tough applications.

Are Left Handed Drill Bits Suitable For All Types Of Materials?

Left handed drill bits work best on metals and hard plastics, especially for screw removal. They are less effective on wood or soft materials where a traditional bit is preferable due to the differing cutting action and reverse twist.

Final Suggestions

Selecting the best left handed drill bits ensures effective removal of broken screws and fasteners with precision and durability. Their specialized design and quality materials make them versatile tools for metalwork and repair tasks. Investing in the right left handed drill bits equips you for smoother, more efficient projects ahead.