Enhance your mechanical toolkit with this premium Triple Square Spline Bit Socket Set, crafted from high-strength chromium vanadium steel for outstanding durability and long-lasting performance. Designed to accommodate a variety of fastener sizes, this comprehensive set includes 10 precision-engineered bit sockets suitable for 1/4in, 3/8in, and 1/2in drives, making it ideal for automotive, industrial, and DIY applications. Key Features: · **Durable Chromium Vanadium Steel Construction:** Made from robust CRV material to deliver superior strength, wear resistance, and extended service life under heavy use. · **Wide Range of Sizes:** Includes 10 spline bit sockets with sizes for 1/4in drive (M4, M5, M6), 3/8in drive (M8, M9, M10, M12, M14), and 1/2in drive (M16, M18) to cover various bolt and screw requirements. · **Polished Corrosion-Resistant Surface:** Each bit socket features a smooth, mirror-polished finish that resists rust and corrosion while eliminating burrs for safe handling and reliable operation. · **Clear Laser-Engraved Sizes:** Socket sizes are precisely laser-etched for easy identification, saving time and reducing errors during tool selection. · **Sturdy Storage Box:** The set is neatly housed in a tight, rugged casing that keeps tools organized, secure, and convenient for transport and storage. Specifications: · Material: Chromium Vanadium Steel · Item Type: Triple Square Spline Bit Socket · Sizes Included:  - 1/4in Drive: M4, M5, M6  - 3/8in Drive: M8, M9, M10, M12, M14  - 1/2in Drive: M16, M18 Package Includes: · 10 x Triple Square Spline Bit Sockets · 1 x Durable Storage Case This Triple Square Spline Bit Socket Set combines precision manufacturing, durable materials, and practical design to deliver a versatile and reliable solution for professional mechanics and DIY enthusiasts alike. Improve your efficiency and accuracy when working with spline fasteners using this comprehensive and well-organized socket bit collection.