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The WERA 05134932001 is a PH3 Phillips power screwdriver bit designed for use with 1/4 inch hex drive power tools and impact drivers. Built for high-torque power driving applications, this bit measures 2 inches in overall length and fits standard 1/4 inch quick-change chuck systems. The PH3 point size is suited for driving larger-diameter Phillips head fasteners common in structural, mechanical, and equipment assembly work. This 4-piece set gives technicians redundancy on the job without requiring a separate order.
This bit is intended for trade professionals who regularly drive Phillips fasteners in demanding power tool applications. Typical use cases include panel assembly, equipment installation, and structural fastening where a PH3 point is required. The 2 inch OAL provides enough reach for standard depth applications while keeping the drive connection close to the chuck for stability under load.
Designed as a direct-fit replacement or supplemental bit for any power tool or drill driver equipped with a standard 1/4 inch hex quick-change chuck.
Insert the 1/4 inch hex shank fully into the tool chuck before driving to ensure positive engagement and reduce bit wobble. Verify the fastener head is a true PH3 size before applying torque, as using an undersized point on a larger recess accelerates wear and can damage the fastener head. Bits used in impact drivers will experience higher stress cycles than those used in standard drill drivers; inspect tips regularly for rounding or deformation.
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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