5/16in Hex Shank, 7mm Hex Screwdriver Bit 160mmL

Genius Tools Hex Screwdriver Bit 7mm Size 5/16 Inch Hex Shank 160mm Length Durable Steel Construction - 2747 Hex Screwdriver Bit SKU: 2747. This 7mm hex screwdriver bit is built around a 5/16 inch hex shank and a 160mm overall length (6.3 inches) to provide added reach and controlled engagement. It's designed for professional technicians who need consistent fit, dependable strength, and straightforward identification in a busy tool set. Constructed from High Speed Steel and heat treated for long-term durability, it balances a tough exterior with strong inner core performance. Anti-corrosive properties help it hold up over time, while permanently stamped sizing supports faster organization and fewer mix-ups during service work. Key Benefits 5/16 inch hex shank fits compatible drivers for stable, secure bit retention. 7mm hex tip supports accurate engagement for consistent, repeatable fastening results. 160mm (6.3 inch) overall length improves reach in tight or recessed access points. High Speed Steel construction delivers high strength with durable, anti-corrosive performance. Heat-treated design provides a tough exterior and superior inner core strength. Permanently stamped size marking simplifies tool organization and quick identification. Meets or exceeds ANSI standards for dependable performance expectations in professional settings. The combination of material choice, heat treatment, and clear size stamping makes it a practical option for maintaining consistency across professional hand tool workflows.