5/16in Hex Shank, #4 Philips Screwdriver Bit 200mmL

Genius Tools Screwdriver Bit 5/16 Inch Hex Shank #4 Phillips Drive 200mm Length Durable Steel - 1804, Professional Screwdriver Bit This professional screwdriver bit is built for secure engagement and controlled driving with #4 Phillips fasteners. The 5/16in hex shank supports stable bit retention, while the 200mm overall length helps reach fasteners in deeper or obstructed areas. Made from High Speed Steel and heat treated for strength, it is designed for long-term service in demanding toolkits. Stamped size markings support quick identification and consistent tool organization. Key Benefits 5/16in hex shank provides a secure fit in compatible drivers and holders. #4 Phillips drive helps maintain consistent engagement with matching fasteners. 200mm overall length (7.87 inches) extends reach into tight access points. High Speed Steel construction delivers strength, durability, and anti-corrosive protection. Heat-treated design balances tough exterior wear resistance with strong inner core. Stamped size markings enable fast identification for cleaner, organized tool storage. SKU 1804 is designed and made for professional technicians who rely on repeatable performance under heavy use. With durable materials, clear markings, and ANSI-aligned quality expectations, it supports efficient work while reducing downtime caused by premature bit wear or corrosion.