Best Triple Square Socket Sets of 2025

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Triple Square Socket Sets are a versatile and essential tool for any mechanic or DIY enthusiast. These sets come in a range of sizes and are designed to fit triple square bolts, which are commonly found in European vehicles. The sockets are made from high-quality materials, ensuring durability and long-lasting use. With their unique shape, they provide excellent grip and torque, making them ideal for use in tight spaces. Whether you're working on your car or bike, these socket sets are a must-have for any tool kit.
At a Glance: Our Top Picks
Top 10 Triple Square Socket Sets
DAYUAN 10pcs Spline Socket Bit Set
The DAYUAN Spline Socket Set is crafted from high-quality, drop forged, heat-treated S2 alloy steel, ensuring exceptional durability for your automotive needs. Its corrosion-resistant features, including a polished chrome finish and zinc phosphate drill handle, provide longevity and reliability. This set is specifically designed for various European vehicles like BMW, Benz, Volkswagen, Audi, and Porsche. With a comprehensive range of sizes, you can easily tackle different jobs, making it a practical addition to your toolkit.
Anesty 10pcs Spline Bit Socket Set
The Anesty Spline Socket Set offers durable tools made from chromium vanadium steel and S2 steel, ensuring strength and longevity for all your projects. The chrome-plated and mirror-polished finish, along with zinc phosphate treatment, provides excellent corrosion resistance, keeping your tools in top condition. You will appreciate the convenience of clearly printed sizes on the socket sleeves, allowing for quick identification while working. Additionally, the sturdy plastic box makes it easy to carry and store your tools securely.
LEXIVON Extra Long Triple Square Bit Socket Set
The LEXIVON Triple Square Socket Set is designed for those challenging tasks in hard-to-reach areas, especially in European vehicles like BMW and Audi. Its extended reach allows you to access tight spots effortlessly. Superior engineering ensures a secure fit with CNC machined bits and hardened sockets, giving you enhanced turning power. The polished, chrome-plated finish provides active protection against rust and corrosion, ensuring long-lasting durability. Lastly, the precision chamfered bit ends offer optimal comfort, making it easier for you to handle the tools with confidence.
Qnkaa 10pcs Spline Socket Bit Set
The Qnkaa Spline Socket Set offers exceptional durability, crafted from premium drop-forged and heat-treated S2 Alloy Steel. You can rely on its corrosion-resistant design, featuring fully polished, chrome-plated mirror finish sockets alongside Zinc Phosphate-treated bits. This set is specifically designed for European vehicles, making it ideal for working on brands like BMW, Mercedes, and Audi. With a range of sizes from M4 to M18, this versatile tool set ensures you have the right bit for your automotive needs.
AMTOVL 15-Piece Triple Square Spline Bit Set
The AMTOVL Spline Bit Set includes 10 sockets and 5 adapters, providing you with a comprehensive toolkit for various tasks. Made from durable S2 alloy steel and 50BV30 CR-V, these bits ensure long-lasting performance. The included adapters allow for compatibility with different tools, making it easy to switch between sockets and drivers. This set is perfect for automotive repair tasks, delivering optimal torque for components like brakes and engines. The blow-moulded case also offers convenient storage and transport, keeping your tools organised and secure.
CASOMAN 9-Piece Low Profile Impact Bit Set
The CASOMAN Impact Bit Set is crafted from drop forged, heat-treated chrome molybdenum steel, ensuring durability and strength for tough tasks. Its corrosion-resistant black phosphate finish protects the bits, extending their lifespan. This 9-piece set includes various sizes that cater to different needs, making it versatile for your projects. The low profile design allows you to access confined spaces easily, while the precision chamfered bit ends ensure smooth insertion, enhancing your efficiency when working in tight spots.
KIRXST 1/2 Inch Impact Triple Square Bit Set
The KIRXST Impact Bit Socket Set is crafted from heavy-duty chrome molybdenum steel, ensuring high hardness and excellent toughness for demanding tasks. Its black phosphate finish protects against rust and corrosion, enhancing durability for long-term use. You will appreciate the permanently laser-etched specifications, which provide high contrast and are easy to read even in low-light conditions. With ten different sizes, from M5 to M18, this set is versatile enough to handle various applications, particularly in tight spaces.
DAKCOS 6pcs Spline Socket Set M4-M12
The DAKCOS Spline Socket Set includes six pieces, featuring sizes M4 to M12 for a 1/4" drive. Made from heat-treated S2 alloy steel, the bits are durable and designed for long-lasting performance. The hardened Chrome Vanadium steel sockets enhance strength and reliability for various tasks. Additionally, the slidable design makes storage easy and helps prevent loss, ensuring that you always have the right tool on hand when you need it.
CASOMAN 10PCS XZN Triple Square Spline Bit Set
The CASOMAN XZN Bit Set features bits crafted from premium S2 alloy steel, ensuring exceptional hardness and durability for long-lasting use. The Cr-V steel sockets deliver superior torque, making it easier for you to turn fasteners with less effort. Each bit tip is precisely machined for accurate sizing, allowing for a smooth fit into fasteners, which helps prevent damage. Additionally, the large die-stamped size markings are easy to read, ensuring you can quickly identify the right bit for your task.
AB Tools 9pc Male Deep Spline Socket Set
The AB Tools Spline Socket Set is designed for convenience and efficiency. This 1/2" drive set is compatible with any standard ratchet, providing you with versatility during your projects. The extra-long spline bits, measuring 80mm in total length, allow you to reach tight spaces easily. With a range from M5 to M18, this 9-piece set covers various sizes, ensuring that you have the right bit for different applications. Additionally, the blow moulded case offers easy storage, keeping your tools organised and ready for use.
During our triple square socket set research, we found 107 triple square socket set products and shortlisted 10 quality products. We collected and analyzed 153,011 customer reviews through our big data system to write the triple square socket sets list. We found that most customers choose triple square socket sets with an average price of £18.13.
The triple square socket sets are available for purchase. We have researched hundreds of brands and picked the top brands of triple square socket sets, including DAYUAN, Anesty, LEXIVON, Qnkaa, AMTOVL. The seller of top 1 product has received honest feedback from 804 consumers with an average rating of 4.9.

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.