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The IRWIN IWAF22TX40B5 is a T40 Torx power screwdriver bit designed for use with power drivers and impact-rated tools in demanding trade and industrial applications. The bit features a 0.25 inch drive shank and measures 1-15/16 inches in overall length, making it suitable for standard-depth fastening tasks. It is built for high-torque power tool use, delivering consistent engagement with T40 Torx fastener heads. Electricians, HVAC technicians, plumbers, and general contractors rely on Torx drive bits like this one when working with equipment panels, junction boxes, and equipment enclosures that use Torx fasteners.
This bit is intended for use in power screwdrivers and cordless drills equipped with a 0.25 inch hex chuck or bit holder. T40 Torx bits are commonly used in commercial and residential service work where tamper-resistant or high-torque fasteners are specified. The compact overall length allows use in moderate-clearance environments without requiring an extension. It is sold individually and fits standard quick-change bit holders.
Compatible with power screwdrivers, cordless drills, and impact drivers equipped with a standard 0.25 inch hex bit holder or quick-change chuck.
Installation is performed by trade professionals using cordless drills or power screwdrivers with a 0.25 inch hex bit holder. Always de-energize equipment before driving fasteners near electrical components. Verify the T40 Torx profile seats fully in the fastener recess before applying torque to avoid cam-out or fastener damage. Replace worn or damaged bits promptly to maintain reliable engagement.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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