10 Best Allen Keys in The UK

Last updated on 11/08/2025

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Best Choice

9.8

Exceptional

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Bahco

Bahco C1997LM/9P 9 Piece Metric Long Ball End Coloured Hexagon Allen Key Set 1.5-10mm

5% Off

Why We Love It

Excellent corrosion resistance finish.
Provides superior leverage.
Easy identification with colors.

Main Highlights

Hexagonal tipped coloured L-key set with ball end of 9 pieces, long in metric

Durable and reliable construction.
Versatile for multiple applications.
Efficient in tight spaces.

Main Highlights

Resistant – Crafted from hardened and tempered chrome vanadium steel, our Allen key set ensures durability and reliability, withstanding heavy use providing consistent performance for various tasks.
Versatile – Including a range of pieces from 0.7mm to 10mm and from 0.028” to 3/8”, making it ideal for several applications guaranteeing the right fit for every task.
Efficient – The extended long arm in our Allen key is particularly useful for working in confined spaces, enhancing your manoeuvrability and accessibility, ensuring ease and efficiency in tight or hard-to- reach areas.
Convenient – Supplied in a durable plastic case that keeps your tools secure and readily accessible whenever you need them.

Metric Hex Key Set, 9Pcs Allen Key Set 1.5-10mm, Anti-Slip Long Ball End Hex Wrench Set, for Disassembly and Maintenance of Mechanical Equipment Vehicles, with Color Coding - Imperial…

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Why We Love It

High quality and durable.
Easy size identification.
Versatile uses for tools.

Main Highlights

✔ Allen Key Set Specifications：1.5, 2, 2.5, 3, 4, 5, 6, 8, 10mm, length: 62-175mm. Easy-to-read sizes marked on product for fast size selection.
✔ High Quality: Our the Hex Key Wrench Set is Manufactured from Hardened and Heat Treated Chrome Vanadium Steel, hardness, wear-resistant and durable, large torque, anti-corrosion and Anti-rust for a long service time.
✔ Color Coding: Each size of the hex wrench has a different color. Anti-slip, Not Easily Scratched, which is easy to distinguish, quickly identify the specifications of the wrench, and work quickly and efficiently.
✔ Easy to Carry: The Ball End Hex Key Set comes with a plastic shell with dimensions marked on it for easy storage and carrying.
✔ Wide Range of Uses: The Metric Hex Key Set has 7 different sizes, which can easily disassemble and install cars, electri bicycles, electrical appliances, and toys to meet your various needs.

Hardened, tempered vanadium steel construction.
Enhanced grip with T handle.
Supplied with convenient steel stand.

Main Highlights

Precision – 10 Piece hex key set features a t-handle design, maximising torque for efficient tightening. Gain precision and productivity with this ergonomic design.
Durable – Crafted from chrome vanadium steel, our hand tools set is forged, hardened, tempered and a blackened finish, providing added corrosion protection. Enjoy durability and reliability with these high-quality tools.
Effective – Featuring chamfered ends, allowing for easy insertion into bolds and screws. Enhance your efficiency and precision with smooth operation.
Versatile – Includes sizes from 2.0 mm to 10mm making sure that no task is too big or too small ensuring high versatility.

Bahco 9770 BE-9770 1.5 - 10mm Hex Key Set

7% Off

Why We Love It

Versatile long-armed design.
Range from 1.5mm to 10mm.
Round heads drive at angles.

Main Highlights

9 piece hexagon key set
Range from 1.5mm to 10mm
Metric sizes
Long armed
Round heads for driving at an angle

31-Piece Hex Key Set | Allen Wrench Set | Metric (0.7mm-10mm) & Imperial (0.028"-3/8") | Durable & Precise | Ideal for DIY and Professionals

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Why We Love It

High-quality heat-treated steel.
High leverage on fixings.
Includes both inch, metric.

Main Highlights

Heat-treated steel with black-oxide finish, contains 15 pieces of long reach keys and 15 pieces of high leverage short keys.
The conventional drive end on both the long and short length keys, allows high leverage on stubborn fixings.
Come with a torque handle for adding force when loading and unloading the fasteners,Increase extra reach and greater torque.
This 30-pieces AlHigh-visibility sizes marked on each wrench and sturdy carrying case for fast size selection and easy organizationlen key set completely covers all hexagon socket screws and contain both inch and metric measurement
This 30-pieces Allen key set completely covers all hexagon socket screws and contain both inch and metric measurement

SWANLAKE 32PCS Hex Key Set, Allen Wrench Set Inch/Metric MM(0.7mm-10mm) SAE(0.028"-3/8)

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Why We Love It

Chrome Vanadium Steel, durable.
Extra reach, more torque.
Organized, easy size selection.

Main Highlights

1.Made of Hardened treated Chrome Vanadium Steel Alloy (Cr-V) with black-oxide finish.
2.Contains 15pcs long reach keys ,15pcs high leverage short keys and 2pcs additional extension bars.
3.Long arm wrenches make extra reach and more torque.
4.Precisely-sized, chamfered ends insert smoothly into fastener head, reduce wear.
5.The sizes marked on each wrench for fast size selection and sturdy carrying case for easy organization.

Hi-Spec 30pc Imperial & Metric Hex Allen Key Wrench Folding Set with Small & Large Sizes. Includes Mini 0.035” Up to Long 10mm

24% OffFree Shipping

Why We Love It

Fits all popular screw sizes.
Ideal for multifaceted DIY tasks.
Sturdy construction, rust-resistant coating.

Main Highlights

Hex Allen Keys Set: Tighten and loosen all popular sizes of household, garage and DIY internal hexagon Allen drive screws and bolts
Hex Key Tools for Home and Garage DIY: Assemble furniture, install fixtures and fittings, secure locks and handles, make fine adjustments and tweaks, finish odd jobs and repairs
Most-Used Hex Key Sizes: 15 x Metric: 0.7, 0.9, 1.3, 1.5, 2, 2.5, 3, 4, 4.5, 5, 5.5, 6, 7, 8, 10mm Allen keys. 15 x Imperial: 0.028, 0.035, 0.05, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8" Allen keys
Cr-V Metal Hex Shank Set: High torque Cr-V steel alloy keys with rust resistant black oxide coating and chamfered or rounded corner-edges for easy fitting and reduced wear in screw heads
Hex Keys in a Folding Holder: Their short and long arms construction fits small gaps or gives extra reach. All stored in a compact case, clearly marked with sizes, that folds out for easy access

MULWARK 17pcs Folding Allen Wrench Set with Grip | Metric & Standard SAE - Key Tool 2 Pack Portable Hex for Basic Home Repair and General Applications

15% OffFree Shipping

Why We Love It

Versatile for various projects.
Exceptional performance and durability.
Ergonomic design reduces hand fatigue.

Main Highlights

17 PCS Versatile Tool Set - Made from premium materials for exceptional performance, this set features a unique flexible angle design, perfect for work in tight spaces and various environments.
Available Size:Metric: 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm,8mm; SAE - 5/64”, 3/32”, 7/64”, 1/8”, 9/64”, 5/32”, 3/16”, 7/32”, 1/4"
Top Quality & Easy To Use:High-grade alloy steel for maximum performance. With ideal balance between strength and allowable angle, this set works perfectly in confined space and is less prone to stripping
Comfortable Grip:The ergonomic handle provides great leverage and torque to help you tighten fasteners much better and faster, compared to a bare allen wrench set
High-Grade Performance Tool Set - Designed for smooth operation with comfy handles for extended use, this set makes an excellent Christmas gift idea for hobbyists and professionals.

ToughHub 18 Pcs Allen Key Set – Metric Allen Key Set and Torx Allen Key Set – Combined Long Arm Alan Keys Sets - Hex Key Set 1.5-10mm and T10 – T50 Inch with Carry Case

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Why We Love It

High quality, durable material.
Color-coded for easy identification.
Ideal for precise work.

Main Highlights

ToughHub18pcs Allen Key Set, High Quality Materials, Manufactured from Hardened and Heat-Treated Chrome Vanadium Steel.
Multi-Size: Includes sizes 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10mm, T10, T15, T20, T25, T27, T30, T40, T45, T50; lengths range from 80-175mm. Features Metric & Torx markings, color-coded for easy identification, ensuring you always find the right tool and making your work easier.
Storage Box: All Allen keys are packed in a sturdy storage case, keeping them organized in a handy-sized container. The Alan keys sets features a ball head allowing up to 30 degrees of tilt, ideal for precision engineering, watchmaking, and model making work.
Color-Coded Rubber Coating for Comfort, Control and Fast Identification. The Durable, Soft Coating Offers More Comfort Than Traditional Painted Hex Key set Resulting in Reduced Fatigue and Increased Productivity.
Wide Range of Uses: Versatile and perfect for confined spaces and maintenance tasks. Clear size markings ensure fast selection for DIY repairs of electronics, bikes, electrical work, machinery, and vehicles. Its sleek design makes it an ideal gift.

8.8

Excellent

We scanned 235 products

We reviewed these offers relevant to the Allen Keys within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Bahco, Draper, SIMDAO, HORUSDY, 通用, Hi-Spec, MULWARK, ToughHub, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Allen Keys in the market, we considered we took a deep dive into 1176 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Bahco C1997LM/9P 9 Piece Metric Long Ball End Coloured Hexagon Allen Key Set 1.5-10mm. We love many things about this product by Bahco. What sets it apart from the competition is Excellent corrosion resistance finish, Provides superior leverage, Easy identification with colors.
The best value product for most shoppers and where user satisfaction is continuously the highest is Draper 30 Piece Hexagon Allen Key Set | Metric/Imperial Combined Long Pattern Hand Tools | Hex Key Wrench Kit | Long Arm Chrome Vanadium Steel Kit | Foldable Storage Case | 33894 by Draper based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Allen Keys and the best cost-to-value ratio is Hi-Spec 30pc Imperial & Metric Hex Allen Key Wrench Folding Set with Small & Large Sizes. Includes Mini 0.035” Up to Long 10mmat Hi-Spec with a 24% discount.
Our list of the best Allen Keys is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Allen Keys in The UK

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We scanned 235 products

We concluded that: