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The MINERALLAC 40003 is a Phillips screwdriver bit designed for use with power drivers and hand tools equipped with a 1/4-inch hex shank receiver. Built from steel, this bit measures 2 inches in overall length and fits size 0 and size 3 Phillips fasteners. The flat-to-flat width across the hex shank is 1/4 inch, providing a secure, wobble-free seat in standard quick-change bit holders. Electricians, HVAC technicians, plumbers, and general tradespeople reach for this type of bit when driving Phillips-head screws in panel work, fixture mounting, and equipment assembly.
This bit is suited for light to medium fastening tasks across residential and commercial job sites. Its compact 2-inch length fits tight spaces where longer bits would be impractical. The hex shank seats directly into 1/4-inch bit holders on cordless drills, impact drivers, and manual bit holders, making it a straightforward addition to a standard tool kit. Packaged individually, it works as a replacement or supplemental bit for daily trade use.
Designed as a standard 1/4-inch hex shank Phillips bit for use with any power driver, cordless drill, or manual bit holder accepting 1/4-inch hex shank accessories.
Installation requires no special trade licensing, but bits should be matched to the correct Phillips screw size before driving to prevent cam-out and fastener damage. Ensure the bit is fully seated in the hex shank receiver before applying torque. Replace worn or deformed bits promptly, as a damaged tip increases the risk of stripping fastener heads.
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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