1/4in Hex Shank, 4mm Hex Screwdriver Bit 160mmL

Genius Tools Hex Screwdriver Bit 4mm Size 1/4 Inch Hex Shank 160mm Length Precision Drive Durable Steel - 4734, Hex Screwdriver Bit This 4mm hex screwdriver bit is built for precise fastening with a standard 1/4in hex shank. The 160mm (6.3in) overall length helps reach recessed or hard-to-access fasteners while maintaining controlled engagement at the tip. Made from High Speed Steel and heat treated for a durable exterior with a strong inner core, it is designed for long-term professional use. The size marking is stamped for quick identification and reliable tool organization in busy work environments. Key Benefits 4mm hex tip with 1/4in hex shank fits common bit holders. 160mm (6.3in) overall length improves access in tight or recessed spaces. High Speed Steel construction supports strength, durability, and corrosion resistance. Heat-treated design balances a tough exterior with a strong inner core. Stamped size marking provides permanent identification for faster tool selection. Meets or exceeds ANSI standards for consistent fit and performance expectations. SKU 4734 is a professional-grade precision driver bit intended to withstand heavy use while keeping sizing clear and consistent. With its corrosion-resistant High Speed Steel build and ANSI-aligned quality, it supports dependable, repeatable results for technicians who rely on accurate hex engagement.