1/2in Dr. 18mm Thin Wall Deep Impact Socket

Genius Tools Impact Socket 18mm Semi-Deep Thin Wall 1/2 Inch Drive Chrome Molybdenum (CR-Mo) - 445218 Impact Socket SKU: 445218. This 18mm, 6-point thin wall impact socket is built for tight-clearance fastening work where a standard wall thickness can interfere with access. The semi-deep profile and 1/2in drive size support common professional impact applications while maintaining a compact overall length. Manufactured from Chromium Molybdenum Alloy Steel for high strength and durability, it also offers anti-corrosive properties for long-term service. Heat treatment through oil quenching and a matte black oxide coating provide a tough exterior and strong inner core, with permanently stamped sizing for fast identification. Key Benefits Thin wall 18mm, 6-point design helps fit fasteners in tight clearances. 1/2in drive size with 52mm (2.05in) overall length for versatile reach. Chromium Molybdenum alloy steel construction delivers high strength and durability. Oil-quenched heat treatment improves core strength for long-term professional use. Matte black oxide coating adds corrosion resistance and a tough working exterior. Permanently stamped size markings support quick identification and better tool organization. Meets or exceeds ANSI standards for consistent fit and performance expectations. Designed for professional technicians, this impact socket balances access and durability with its thin wall profile and semi-deep length. The 6-point geometry helps maintain secure engagement on fasteners, while the CR-Mo steel, heat treatment, and black oxide finish support dependable service in demanding shop conditions.