Best Square Drive Open-end Wrenches of 2026

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 4 Feb 2026

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Square Drive Open-end Wrenches are a type of tool used to tighten or loosen nuts and bolts. They feature a square-shaped drive at one end, which fits into square-shaped sockets on nuts and bolts. The other end of the wrench is open, allowing it to be placed over the nut or bolt head. These wrenches are available in a variety of sizes to fit different nuts and bolts. They are commonly used in automotive and mechanical work, and are a useful addition to any toolkit.

At a Glance: Our Top Picks

Sealey S01109 Metric Crows Foot Spanner Set Cover #TOP 1
Sealey S01109 Metric Crows Foot Spanner Set
ftb score rating icon 9.9
ELONN 36mm Rear Axle Wrench with Drive Cover #TOP 2
ELONN 36mm Rear Axle Wrench with Drive
ftb score rating icon 9.8
HAZET 848Z-18 Multi-Colour Box-End Wrench Cover #TOP 3
HAZET 848Z-18 Multi-Colour Box-End Wrench
ftb score rating icon 9.6

Top 9 Square Drive Open-end Wrenches

Sealey S01109 Metric Crows Foot Spanner Set

S01109
Silver
1/2"
Sealey S01109 Metric Crows Foot Spanner Set Cover
Sealey S01109 Metric Crows Foot Open End Spanner Set, 1/2" Square Drive, 14 Pieces

The Sealey Crows Foot Spanner is ideal for applications with limited access. It covers sizes from 27mm to 50mm, allowing you to tackle a variety of jobs with ease. The 1/2" square drive ensures compatibility with standard tools, making it a practical addition to your toolkit. With a height of 280mm and a width of 370mm, this spanner set is designed for both convenience and efficient storage, ensuring you have the right tool for hard-to-reach areas.

What We Like
Great for limited access areas
Covers wide size range
Compatible with standard tools
Convenient storage dimensions
#TOP 2

ELONN 36mm Rear Axle Wrench with Drive

HD-47925
Black
ELONN 36mm Rear Axle Wrench with Drive Cover
Rear Axle Wrench,36mm Wrench includes a 1/2 inch Square Drive,Similar to HD-47925,OTC4882

The ELONN 36mm Wrench is designed to simplify adjustments for drive belt tension and rear wheel alignment, allowing you to achieve the perfect fit without the hassle of removing exhaust components. With its 1/2 inch square drive, this wrench is compatible with a torque wrench, ensuring that you can apply the correct axle torque for safety and performance. Made from high-quality materials, it promises durability and reliability for your automotive needs.

What We Like
Easy belt and wheel adjustments
No exhaust removal needed
Compatible with torque wrenches
Durable construction materials
#TOP 3

HAZET 848Z-18 Multi-Colour Box-End Wrench

848Z-18
Multi-colour
848Z-18
HAZET 848Z-18 Multi-Colour Box-End Wrench Cover
HAZET 848Z-18 12-Point Profile Box-End Open Wrench - Multi-Colour

The HAZET 848Z-18 Wrench is designed for professionals seeking reliable tools. It features crowfoot wrenches that are ideal for working with union nuts and tube connections, ensuring a secure fit on various fasteners. The square mount drive provides versatility with a hollow 10 mm (3/8 inch) size, making it compatible with a range of applications. With HAZET's commitment to high-quality fabrication, you can expect long-lasting performance, allowing you to tackle your projects with confidence.

What We Like
High-quality materials
Versatile crowfoot design
Durable for long tool life
Compatible with various fasteners
#TOP 4

HAZET 848Z-22 12-Point Profile Box-End Open Wrench

848Z-22
Multi-colour
848Z-22
HAZET 848Z-22 12-Point Profile Box-End Open Wrench Cover
HAZET 848Z-22 12-Point Profile Box-End Open Wrench - Multi-Colour

Features
Drive: Square, Hollow 10 Mm (3/8 Inch)
Crowfoot Wrenches For Union Nuts And Tube Connections With Square Mount
HAZET – High-Quality Tools As Well As Best Fabrication – For A Long Tool Life
HAZET – High-Quality Tools As Well As Best Fabrication – For A Long Tool Life
Drive: Square, Hollow 10 Mm (3/8 Inch)
Crowfoot Wrenches For Union Nuts And Tube Connections With Square Mount
#TOP 5

HAZET 848Z-17 12-Point Profile Box-End Open Wrench

848Z-17
Multi-colour
HAZET 848Z-17 12-Point Profile Box-End Open Wrench Cover
HAZET 848Z-17 12-Point Profile Box-End Open Wrench - Multi-Colour

Features
Drive: Square, Hollow 10 Mm (3/8 Inch)
Crowfoot Wrenches For Union Nuts And Tube Connections With Square Mount
Item Package Quantity: 1
HAZET – High-Quality Tools As Well As Best Fabrication – For A Long Tool Life
HAZET – High-Quality Tools As Well As Best Fabrication – For A Long Tool Life
Drive: Square, Hollow 10 Mm (3/8 Inch)
Crowfoot Wrenches For Union Nuts And Tube Connections With Square Mount
#TOP 6

HAZET 6450C-17 43.5 mm Hexagon Profile Insert Open-End Wrench

6450C-17
Chrome-plated
17 mm/9 x 12 mm
HAZET 6450C-17 43.5 mm Hexagon Profile Insert Open-End Wrench Cover
HAZET 6450C-17 43.5 mm Hexagon Profile Insert Open-End Wrench - Chrome-Plated

Features
Drive: Insert Square 9 X 12 Mm
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HAZET – Quality Tools For The Professional
HAZET – Quality Tools For The Professional
Drive: Insert Square 9 X 12 Mm
#TOP 7

HAZET 6450C-14 42 mm Hexagon Profile Insert Open-End Wrench

6450C-14
Chrome-plated
14 mm/9 x 12 mm
HAZET 6450C-14 42 mm Hexagon Profile Insert Open-End Wrench Cover
HAZET 6450C-14 42 mm Hexagon Profile Insert Open-End Wrench - Chrome-Plated

Features
Drive: Insert Square 9 X 12 Mm
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Web --> Hazet De
HAZET – Practical Precision In Every Detail
HAZET – Practical Precision In Every Detail
Drive: Insert Square 9 X 12 Mm
#TOP 8

HAZET 6450C-19 45 mm Hexagon Profile Insert Open-End Wrench

6450C-19
Chrome-plated
19 mm/9 x 12 mm
HAZET 6450C-19 45 mm Hexagon Profile Insert Open-End Wrench Cover
HAZET 6450C-19 45 mm Hexagon Profile Insert Open-End Wrench - Chrome-Plated

Features
Drive: Insert Square 9 X 12 Mm
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HAZET – Ergonomic Tools For Fatigue-Free Working
HAZET – Ergonomic Tools For Fatigue-Free Working
Drive: Insert Square 9 X 12 Mm
#TOP 9

TIBOO DAY 3/8" Drive Crows Foot Wrench

TIBOO DAY
9/16"
TIBOO DAY 3/8" Drive Crows Foot Wrench Cover
TIBOO DAY 3/8" Drive Crows Foot Wrench, 9/16" SAE Fractional Crowfoot Flare Nut Wrench, Cr-v Steel Open End Wrenches Ideal for Tight Spaces Mechanics Automotive Repair Work

Features
Cr-v Steel: Crowfoot Wrench Is Made Of Carbon Steel And Has Undergone Precision Polishing And Chrome Plating Treatment On The Surface, Providing Excellent Strength, Corrosion Resistance, And Durability Laser Etching Marking Ensures Clear And Durable Size Identification.
Size: Wrench Sizes: 9/16"; Drive Sizes: 3/8"; Total Length: 42mm / 1.65"; Total Width: 30mm / 1.18"; Total Thickness: 10mm / 0.39"; Square Hole Size: 9.5mm X 9.5mm / 0.37" X 0.37"(L X W); Package Include: 1 X Drive Crowfoot Wrench.
Wide Application: The 3/8 "drive Crows Foot Wrench Is Compatible With Ratchet Handles, Extension Rods, Torque Wrenches, And L-Shaped Wrenches, And Has Diverse Functions. It Is Suitable For Working In Narrow Spaces, Such As Narrow Engine Areas In Cars And Mechanical Equipment, And Hard To Reach Areas Under Sinks.
Round Head Design: The Round Head Design Of The Flare Nut Crowfeet Wrench Eliminates Any Peeling Or Cracking Of The Wrench And Ensures A Tight Fit With The Fastener, Helping To Efficiently Complete The Work.
Notice: For Better Working Results, Please Select The Corresponding Size Of Fractional Crowfoot Wrench And Ensure That The Kit Matches The Tool. Install The Selected Claw Wrench Head Correctly On The Wrench Handle And Ensure That It Is Securely Installed To Avoid Loosening Or Falling Off During Use.
Buying Guide Image
Editor's Notes

During our square drive open-end wrench research, we found 26 square drive open-end wrench products and shortlisted 9 quality products. We collected and analyzed 3,709 customer reviews through our big data system to write the square drive open-end wrenches list. We found that most customers choose square drive open-end wrenches with an average price of £20.00.

The square drive open-end wrenches are available for purchase. We have researched hundreds of brands and picked the top brands of square drive open-end wrenches, including Sealey, ELONN, Hazet, TIBOO DAY.

Written by
Jennifer Fraser Avatar

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.