Meet the Diablo DT2035B 3-1/2" #20 Torx Drive Bit (Bulk) — a rugged, high-performance bit designed for professional use with impact drivers and drills. It’s built for extreme durability and longer life, so you don’t have to babysit every fastener.

Key Features & Design

• Extreme durability and impact resistance for up to 50X longer life versus standard bits.
• Torque Resistant Design absorbs torque for less stress at the tip when tightening and removing nuts and screws.
• Optimized tip design provides a strong, precise grip that reduces wear, stripping and slippage.
• Impact Strong™ increases shank stability and durability in cordless and corded impact and drill drivers.
• Rust protection coating for superior wear and corrosion resistance.
• 3-1/2" length with a #20 Torx drive.

Designed to survive the harsh realities of daily use, this bit keeps its bite under heavy torque, reduces wear, and minimizes breakage—so you spend less time fixing stripped screws and more time finishing the job. Perfect for professional trades, workshops, and serious DIY projects where reliability matters.