The VEVOR 10-piece XZN Triple Square Spline Bit Socket Set is designed for automotive enthusiasts and professionals. Made from high-hardness CRV chrome-plated steel, these tools offer exceptional durability and resistance to corrosion, ensuring long-term reliable use. The set covers a broad range of fastener sizes from M4 to M18, making it suitable for various automotive repair applications. Each socket features a chamfered edge and rounded triangular contact points, facilitating easy and secure insertion while reducing fastener wear. The set includes a sturdy black PE storage case with dedicated slots to prevent loss and damage during daily use. Deeply engraved, wear-resistant markings help streamline your workflow by simplifying size identification. Whether you are a mechanic or a DIY enthusiast, this comprehensive socket set provides the precision and durability needed for efficient and professional automotive repairs.