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40 PC. Impact Driver Bit Set


HART’s 40-piece Impact Driver Bit features a torsion zone, absorbing torque and providing up to 3X longer life*. The precision milled tip minimizes stripping of fasteners and ¼” hex shanks increases holding and allows for quick bit change. This set includes a variety of sizes and lengths and convenient storage case.
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  • Precision milled tip minimizes stripping of fasteners
  • Torsion zone absorbs torque providing up to 3X longer life*
  • 1/4" hex shank for holding power and quick bit change
  • Magnetic tips provide secure grip on bit

HART Drilling and Driving

HART has the accessories for all your drilling and driving needs. Our impact rated driving bits include a torsion zone, absorbing torque and providing up to 3x longer life. Our HART titanium drill bits have a 135 degree split point tip for up to 4x faster drilling. The lineup also includes masonry bits for brick, concrete, and masonry material and value sets to get everything you need to complete the job.

  • HART Drilling and Driving


Bit Type
Driving, Bit Holder
Impact Driver Capability
Impact Rated
Shank Style
1/4" Hex
  • Driving Bits
    (1) 1" PH1 
    (1) 2" PH1
    (11) 1" PH2 
    (3) 2" PH2
    (1) 1" PH3
    (1) 2" PH3
    (1) 1" 1/8" Hex
    (1) 1" 5/32" Hex
    (1) 1" SQ1
    (1) 2" SQ1
    (3) 1" SQ2 
    (2) 2" SQ2
    (1) 1" SQ3
    (1) 3/16" Nut Driver
    (1) 1/4" Nut Driver
    (1) 5/16" Nut Driver
    (1) 1" T20
    (2) 1" T25
    (2) 2" T25
    (1) 2-3/8" Magnetic Bit Holder
  • (1) Case

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Warranty Information

All HART 20V Power Tool and Lawn & Garden products are covered by a 3-year limited warranty. All HART 40V Outdoor Tools are covered by a 5-year limited warranty. All HART 40V batteries are covered by 3-year limited warranty. Hand Tools (tape measures, hammers, pliers, etc.) are covered by a limited lifetime warranty. Click on the link below for specific warranty details.

Warranty Info

Customer Support

If you have a service-related question or have issues with a tool, visit our support site, where we will be honored to assist you.

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