1/2in Dr. 40mm (12pt.) Thin Wall Impact Socket

Genius Tools Impact Socket 40mm 1/2 Inch Drive 12-Point Thin Wall CR-Mo Steel - 453840 Impact Socket This 40mm thin wall impact socket is built for 1/2in drive impact applications where access is limited and clearances are tight. The 12-point design helps seat securely on compatible fasteners while supporting consistent torque transfer. Constructed from Chromium Molybdenum Alloy Steel (CR-Mo), it is engineered for high strength and durability, with anti-corrosive properties for long-term service. A matte black oxide finish and heat treatment through oil quenching contribute to a tough exterior and a strong inner core. Key Benefits Thin wall profile helps reach fasteners in tighter clearances and confined areas. 1/2in drive size pairs with common impact tools for professional service work. 40mm, 12-point configuration supports secure engagement and efficient torque transfer. CR-Mo alloy steel construction provides high strength, durability, and anti-corrosive properties. Oil-quenched heat treatment builds a tough exterior with superior inner core strength. Matte black oxide coating improves durability while supporting long-term tool protection. Permanently stamped size markings simplify identification and tool organization in storage. SKU: 453840. Overall length is 55mm (2.17 inches) for a compact, work-ready fit.