27mm Hex Shank, 1 1/8in Hex Screwdriver Bit

Genius Tools Hex Screwdriver Bit 27mm Size, 1 1/8 Inch Hex Shank, Durable Steel Construction, Precision Fit - 3972, Hex Screwdriver Bit SKU: 3972. This hex screwdriver bit is built around a 27mm hex shank and a 1 1/8 inch hex profile for dependable engagement and consistent fit. The compact 55mm (2.17 inch) overall length helps maintain control while working in tighter access areas. Made from Chromium Molybdenum Alloy Steel, it delivers high strength with anti-corrosive properties for long service life. Sizes are stamped directly on the bit for permanent identification, supporting fast selection and organized storage in professional tool setups. Key Benefits 27mm hex shank and 1 1/8 inch hex profile for precise fit. 55mm (2.17 inch) overall length supports control in confined spaces. Chromium Molybdenum Alloy Steel provides strength, durability, and anti-corrosive properties. Heat-treated construction creates tough exterior with superior inner core strength. Stamped size markings stay legible for quick identification and tool organization. Meets or exceeds ANSI standards established by the American National Standards Institute. Designed for professional technicians and heavy, repeat use, this bit balances hardness and core strength through heat treatment to help resist wear over time. Its clear markings, durable alloy steel construction, and standards compliance make it a reliable choice for long-term service in professional tool inventories.