Genius Tools Screwdriver Bit 5/16 Inch Hex Shank PZ3 Posidriv Drive 56mm Length Durable Steel - 1323

Genius Tools Screwdriver Bit 5/16 Inch Hex Shank PZ3 Posidriv Drive 56mm Length Durable Steel - 1323 Professional Screwdriver Bit

This professional screwdriver bit is built for consistent fit and reliable torque transfer on PZ3 Posidriv fasteners. With a 5/16" hex shank and 56mm overall length (2.2 inches), it is sized for controlled handling in compact setups while remaining easy to identify in mixed tool storage.

Constructed from High Speed Steel with anti-corrosive properties, the bit is designed for long-term durability. Heat treatment adds a tough exterior and strong inner core for dependable performance in repeated, heavy-use conditions. Stamped sizing supports faster organization and fewer mistakes when selecting bits.

Key Benefits

• 5/16" hex shank provides stable engagement and secure bit retention.
• PZ3 Posidriv drive profile supports accurate fit and reduced cam-out.
• 56mm (2.2") overall length balances reach with controlled handling.
• High Speed Steel construction delivers high strength for demanding professional use.
• Anti-corrosive properties help resist rust and maintain long-term performance.
• Heat-treated exterior and core improve toughness and durability under heavy use.
• Stamped size markings enable fast identification and cleaner tool organization.

Genius Tools backs this bit with a Limited Lifetime Warranty against manufacturer defects, and it meets or exceeds ANSI standards for quality and performance. Designed for professional technicians, it is built to withstand repeated use while maintaining dependable fit and durability across job after job.