Diablo Tools T40 Torx 1 Inch Impact Driver Bits 5 Pack D401P5 Impact Strong 1/4 Inch Hex Shank 50X Life High Torque Rust Resistant Steel

Industrial Strength Fastening: Diablo Impact Strong™ T40 Torx 5-Piece Bit Set

The Diablo Tools 1-inch T40 Torx Drive Bit 5-Pack is precision-engineered for professional tradespeople who require maximum productivity and extreme durability for heavy-duty applications. These bits are part of the elite Impact Strong™ series, specifically built to handle the aggressive power and high vibration of modern cordless impact drivers. Whether you are performing heavy timber framing, commercial deck building, or working on specialized automotive and machinery repairs, the T40 star-drive geometry ensures a deep, consistent seat. By delivering up to 50 times the life of standard driver bits, this 5-pack significantly reduces jobsite downtime, ensuring you always have a fresh, high-performance bit ready for high-load fasteners.

The core of Diablo’s legendary endurance lies in the innovative MaxTorque Zone. This specialized design feature allows the bit to flex under extreme pressure, absorbing high-torque peaks and redirecting stress away from the tip to prevent snapping and premature failure. Each bit is finished with a premium rust-protection coating to maintain structural integrity in damp or harsh jobsite environments. With precision-milled tips that virtually eliminate cam-out and stripping, plus laser-engraved size markings for effortless identification, these bits provide the professional-grade stability and reliability required for the most challenging industrial construction projects.

Key Features

• 50X Longer Life: Advanced heat-treated steel provides extreme impact resistance and durability compared to standard bits.
• MaxTorque Zone: Specialized torque-absorption design prevents bit breakage by redirecting stress during high-impact fastening.
• Optimized Precision Tip: Precisely machined star head reduces wear and prevents fastener stripping and slippage.
• Impact Strong™ Stability: Optimized for high-performance use in both cordless and corded impact and drill drivers.
• Corrosion Resistance: Protective coating ensures long-lasting wear and guards against rust in environmental conditions.
• Laser-Engraved ID: Permanent bit type and size markings allow for instant identification in your tool pouch or bit rail.
• Secure 1/4" Hex Shank: Designed for maximum stability and universal fit in all standard quick-change chucks.
• Optimized Heat Treatment: A proprietary process strengthens the bit core for consistent impact resistance and stability.

What's Included

• (5) Diablo 1 in. T40 Torx Impact Drive Bits

Specifications

Pro-Tip: To maximize the 50X life of your T40 bits, always clear the fastener head of any debris or obstruction before driving. Because T40 fasteners carry significantly higher torque loads than smaller sizes, ensuring the bit is fully seated prevents "point-loading" on the star edges, which is the primary cause of bit rounding and fastener failure.