3/8in Dr. 21mm Deep Hand Socket 12-Point

Genius Tools Deep Hand Socket 21mm 3/8 Inch Drive 12-Point Chrome Vanadium Steel High Torque - 336321 Deep Hand Socket This 21mm deep hand socket is built for consistent fastener engagement and reliable torque transfer with a 3/8 inch drive. The 12-point profile supports a secure fit, while the deep length helps reach recessed fasteners without compromising control. Manufactured from chromium-vanadium steel alloy and finished with a chrome polished surface, it balances strength with corrosion resistance. Size markings are stamped for quick identification and long-term tool organization, and the socket meets or exceeds ANSI standards for professional expectations. Key Benefits 21mm 12-point design supports secure engagement and efficient torque transfer. 3/8 inch drive fits common ratchets, extensions, and professional hand tool setups. Deep 63mm length reaches recessed fasteners and improves access in tight spaces. Chromium-vanadium steel alloy delivers high strength with anti-corrosive properties. Chrome polished finish resists corrosion and maintains a tough, durable surface. Stamped size markings stay readable for fast identification and better organization. SKU: 336321. Built for professional technicians and demanding long-term use, this socket focuses on durability, clear identification, and dependable performance under high torque. With ANSI-aligned quality and corrosion-resistant construction, it remains a practical choice for daily service work and organized tool storage.