Top 10 Best impact driver extension in 2026

Last Updated - 6/11/2026

🏆Best Choice

DEWALT

DEWALT Bit Holder, 3-in-1, Impact Ready (DWA3HLDFT)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Locking mechanism for accessory retention
•Magnetism for Fastener retention
•Accepts 1" screw driving bits and all 1/4" hex-shank accessories for drilling and driving
•Slim 11mm profile for fastening and drilling in tight spaces

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$9.59

$14.11

-32%

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XIOGZAXI

Drill Bit Extension 2/4/6/12’’, Magnetic Bit Holder 4 Pcs, Drill Extension Bit Holder 1/4’’ Hex, Bit Holder for Impact Driver CR-V Steel Quick Release for Screwdriver Bit Nut Drill Socket by XIOGZAXI

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•【DOUBLE LOCK】 The drill bit extension has a locking device at the interface, which, together with the slight magnetism at the bottom of the hole, ensures that the screwdriver bit or drill bit is securely fastened in place and reduces the likelihood of the screwdriver bit or drill bit wobbling and falling out. Simply slide the locking device on the magnetic bit holder when in use to change bits quickly and easily, greatly improving work efficiency.
•【PREMIUM QUALITY MATERIAL】 The bit holder for impact driver is made of industrial heavy-duty chrome vanadium steel for greater hardness and long life. This drill extension bit holder is perfect for your impact driver or drill bit set.
•【UNIVERSAL USE FOR 1/4 INCH】 The quick release bit holder works with most 1/4 inch blades or hex bits, the impact bit holder itself has a 1/4 inch hex shank. This drill extension is a must have in your toolbox.
•【WIDE USE】 The impact extension is suitable for electric screwdrivers, pneumatic screwdrivers, hand screwdrivers, t-handle 1/4’’ screwdrivers, corded drills, cordless drills, pneumatic drills, impact drills, or any other device with a 1/4 inch hex shank. The drill bit extender is perfect for maintenance repairs or diy work in automotive, hardware, home and other fields.
•【PACKAGE CONTENT】 Includes 4 locking bit holders in 4 lengths, 2 inches (60 mm), 4 inches (100 mm), 6 inches (150 mm) and 12 inches (295 mm). Whether it's a simple home project or a complex professional job, this magnetic drill bit holder will ensure you have the perfect tool for any situation.

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$9.99

$10.99

-9%

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DEWALT

DEWALT Bit Holder, Magnetic, 6-Inch (DW2055B)

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Magnetic bit holder for driving screws
•Sleeve provides protection against injury to fingers
•Holds screws securely in place
•DEWALT ACCESSORIES

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$4.47

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SEDY

5-Piece 2", 4", 6", 12", 17" Extra Long Magnetic Screwdriver Bit Holders, 1/4 Inch Hex Shank Quick Release Extension Adapter, Durable CR-V Steel, Universal Fit for Impact Driver Bits

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•DURABLE MATERIAL - Constructed from industrial-grade chrome vanadium steel, this Magnetic Drill Screwdriver Bit Holder Bar is built to last. Its one-piece design optimizes force concentration, enhancing durability and extending the tool's life, making it an essential addition to your impact driver or drill set.
•POWERFUL MAGNETISM - Equipped with a strong built-in magnet, the Drill Bit Extension ensures your screwdriver bits remain securely in place. This feature allows for swift and easy one-handed bit changes, enhancing efficiency and precision in your work, whether it's with a hex shank or a quick release bit holder.
•ERGONOMIC GRIP ENHANCED - Enhanced for comfort and stability, this Drill Bit Extension Set features an ergonomic grip, perfect for prolonged use and precise control in all drilling tasks.
•UNIVERSAL COMPATIBILITY - The 1/4 inch Hex Quick Release Bit Holder is designed to fit universally. Compatible with all insert and 1/4 inch hex bits, this extension set is a must-have for your tool collection, delivering versatility and ease of use for any screw, nut, or hexagonal shaft.
•VERSATILE LENGTHS - Experience unmatched flexibility with the 5-Piece Drill Bit Extension Set, featuring diverse sizes: 2"(60mm), 4"(100mm), 6"(150mm), 12"(300mm) and 17" (430mm). These lengths cater to a wide range of tasks, from simple home projects to complex professional jobs, ensuring you have the perfect tool for every scenario.

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$19.99

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Diablo

Diablo Universal Extension for Drills - Impact Strong, Quick-Change Feature - 1/4" Hex Shank, 6" Length - Item# DXT1010

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Extend Reach - Provides 6 inches of extension, allowing access to hard-to-reach areas with your power tools.
•Impact Strong Technology - Enhances shank stability and durability for use with cordless and corded impact drill drivers.
•Quick-Change Feature - Simplifies accessory changes, reducing downtime and increasing productivity.
•Versatile Compatibility - Optimized for maximum performance in both cordless and corded impact and drill drivers.
•No Tools Required - It won't require additional tools to switch between accessories with no downtime.

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$9.05

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NEIKO

NEIKO 11403A Magnetic Bit Holder Set | 3 Pieces - 2-3/8, 4, and 6| Premium Cr-V Steel | 1/4" Hex Shank Design

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•POWERFUL SCREW HOLDERS: Each piece in this bit-holder set has a 1/4-inch universal hex shaft for an easy fit on most drills. These bit extenders feature a precision design and high-quality construction and are corrosion- and rust-resistant.
•DRILL-BIT EXTENDERS: This versatile hex-shaft bit extension set features bit holders in 3 sizes: 2 3/18", 4", and 6". The hex-drive bit holders let you tackle big and small jobs with ease and precision.
•PRECISION MAGNETIC BIT HOLDERS: These bit extenders have powerful magnets that securely hold driver bits in place, so you can easily turn any drill into a powerful screwdriver. Loosen or tighten screws with effortless exactness.
•HIGH-QUALITY HEX-BIT HOLDERS: Each piece in the NEIKO 11430A Magnetic Bit-Holder Set is made from chrome vanadium steel with a black phosphate coating for ultimate durability and strength.
•HEAVY-DUTY SPECIALTY TOOLS: Our hex-bit holders feature a uniform single-piece construction for added durability. The single-shaft design keeps drill bits secure to reduce wobble and ensure precision.

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$12.97

$14.11

-8%

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SEDY

9-Piece Impact Socket Adapter Set, 1/4" 3/8" 1/2" Driver Socket Adapter, Power Drill Bit Extension, Magnetic Screwdriver Bit Holder, Socket Wrench Adapter

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•STRONG & DURABLE - Experience unmatched durability with our 9-Piece Impact Driver Socket Adapter Set, crafted from heat-treated chrome Vanadium steel. Including a 60mm bit extension, it’s perfect for securely holding 1/4-inch bits. Ideal for professionals demanding strength and longevity in their tools.
•IDEAL FOR MECHANICS - Tailored for the diverse needs of mechanics, this impact socket adapter set is perfect for auto parts repairs, household maintenance, and machinery work. Its versatility and durability make it an indispensable accessory in any mechanic’s kit, ensuring you’re prepared for any job. WIDE COMPATIBILITY - Equipped with a 1/4” hex shank and hex adapter for square drives, our adapters are compatible with quick change chucks, standard drill chucks, and both handheld and electric screwdrivers. This compatibility makes the set a must-have for any mechanic or DIY enthusiast’s toolbox.
•IDEAL FOR MECHANICS - Tailored for the diverse needs of mechanics, this impact socket adapter set is perfect for auto parts repairs, household maintenance, and machinery work. Its versatility and durability make it an indispensable accessory in any mechanic’s kit, ensuring you’re prepared for any job.
•VERSATILE USAGE - Designed with a spring-loaded ball bearing, our adapters ensure a snug fit with a variety of power tools, drivers, hand wrenches, and screwdrivers. This feature enhances the compatibility and versatility of the set, making it a universal tool for numerous tasks.
•MULTIPLE SIZES - Our set caters to all your needs with multiple adapter sizes: five 1/4" in varied lengths, two 3/8", and two 1/2", plus a magnetic 2.5-inch bit extension. Whether it's auto repairs or household maintenance, these sizes ensure you have the right tool for every job.

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$11.99

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Makita

Makita E-01373 Impact XPS™ 6" Magnetic Insert Bit Holder

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Provides convenient pick-up and retention of fasteners
•Engineered to allow the torsion section of the bit holder to flex under load, taking pressure off of the bit tip for increased durability in high torque applications
•Two-piece design is engineered to allow the torsion technology to fully activate
•High-quality steel engineered for use with impact drivers
•Matte Nickel surface for best in class corrosion resistance

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GURADESIGN

GURADESIGN 2-Piece Magnetic Screwdriver Bit Holder Set for Impact Driver Bits, 1/4 Inch Hex Shank Quick Release Extension Adapter (6" & 12")

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Industrial-Grade Durability: Forged from chrome vanadium steel, this magnetic drill bit holder features a unibody design that maximizes force transfer through the shaft. Engineered for impact drivers and drill sets, it resists deformation under heavy loads.
•Secure Magnetic Retention: The integrated neodymium magnet actively locks bits in position during operation. Works with both hex-shank and quick-release systems, enabling single-handed bit swaps without slippage.
•Textured Anti-Slip Grip: Precision-milled knurling provides tactile control for extended drilling sessions. The balanced design minimizes hand fatigue while maintaining bit alignment accuracy.
•Universal 1/4" Hex System: Seamlessly interfaces with all standard hex bits (1/4"/6.35mm). Designed for screwdriving, nut-setting, and confined-space applications across woodworking, metal fabrication, and automotive repair.
•Dual-Length Configuration: Includes 6" (150mm) and 12" (300mm) extensions and 12pcs bits set for varied access needs. Heat-treated alloy shafts prevent flexing when reaching through deep cavities or tight clearances.

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$9.99

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KLEIN TOOLS

Klein Tools 32791 Pro Impact Driver Bit Extension 1/4-Inch Hex

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Longer pro impact power bits are designed to reach easily into boxes and panels
•Strong magnet keeps bits in place
•S2 Impact-Rated Steel for maximum life
•4-Inch (101.6 mm) extension reaches easily into 3-3/8-Inch boxes
•Standard 1/4-Inch (6.4 mm) hex shank
•Includes 1, 4-Inch (101.6 mm) power bit extension
•Can be found along other sizes and tips in the Pro Impact Power Bit Set (Cat. No. 32799)

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$6.99

$9.48

-26%

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