Meet the Diablo DPH11B 1" #1 Phillips Drive Bit (Bulk) — a high-performance driver bit designed for demanding fastening tasks. Built for pros and serious DIYers, it combines exceptional durability with precise grip and a touch of reliability you can actually hear when you tighten a stubborn screw.

Engineered to power through fasteners with confidence, this bit is ready for impact and drill drivers, delivering longer life and fewer slips on the job.

Key Features & Design

• Size & Drive: 1" length, #1 Phillips drive bit — ideal for common fasteners
• Durability & Life: Extreme durability and impact resistance for up to 50X longer life versus standard bits
• Tip Design: Optimized tip design reduces wear, minimizes breakage and prevents slippage
• Torque Resistance: MaxTorque Zone ultimate torque resistance absorbs torque for less stress at the tip when tightening and removing nuts and screws
• Strength & Stability: This range is Impact Strong™, delivering increased shank stability and durability in cordless and corded impact and drill drivers
• Protection: Rust protection coating for superior wear and corrosion resistance
• Ideal For fastening screws and nuts into a variety of applications
• Compatibility: Suitable for cordless and corded impact drivers and drill drivers