5/16in Hex Shank, 7mm Hex Screwdriver Bit 125mmL

Genius Tools Hex Screwdriver Bit 7mm Size 5/16 Inch Hex Shank 125mm Length Durable Steel - 4647 Professional Hand Tool Bit This 7mm hex screwdriver bit is built for consistent fit and controlled driving with tools that accept a 5/16 inch hex shank. With a 125mm (4.92 inch) overall length, it offers added reach while maintaining a compact, easy-to-handle profile for professional hand tool setups. Constructed from High Speed Steel and heat treated for a tough exterior and strong inner core, it is designed for long-term durability and resistance to corrosion. The size marking is stamped for quick identification and better tool organization on the job. Key Benefits 7mm hex screwdriver bit with 5/16 inch hex shank compatibility. 125mm overall length (4.92 inches) supports access and control. High Speed Steel construction provides strength and anti-corrosive properties. Heat-treated design delivers durable exterior and strong inner core. Stamped size marking enables fast identification and improved tool organization. Meets or exceeds ANSI standards for dependable professional tool performance. SKU 4647 is designed for professional technicians who need a durable, clearly marked hex bit that holds up to repeated use. Its material, heat treatment, and ANSI-aligned build focus on reliability, while the 125mm length and 5/16 inch shank keep it practical across demanding service environments.