Power Groove Countersink Set 5 Pieces

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  • Power Groove Countersink Set 5 Pieces
  • Power Groove Countersink Set 5 Pieces


Pre-drill and countersink to drive screws flush with the material surface or deep hole counter boring for driving screw heads below the surface. Ultra-sharp cutting flute clears chips efficiently and leaves a clean, smooth hole. Adjustable drill bit length for desired screwed depth, and features a flattened shank for a no-slip countersink connection.

Precision made for drilling accuracy and high-torque driving applications. Get jobs done easier, faster and with professional results. Also, a great woodworking tool and companion set with the Montana Brand Self-Centering Plug Cutters.


  • Countersink or counter bore clean, smooth holes for screws and fasteners
  • Power groove 1/4" hex shank is quick change and impact drill/driver compatible
  • Allen wrench for drill bit depth adjustments and replacement
  • For use in wood and plastic
  • Made in the USA


Sizes: #6, #8, #10, #12

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