The deep, open-throat design of the Ship Auger bit clears chips for faster, cleaner cuts. The shank is 7/16-Inch hex to fit 1/2-Inch (13 mm) and larger three-jaw chucks. Used for heavy construction and repair work in mines, on docks and bridges as well as electrical work.
Bits drill through nails, wood, vinyl, plastics, and heavy timberSpecial bit steel with machine-ground flutes and polished edges for smooth, wobble-free boringFull length is heat-treated and temperedFeed-screw pilot draws bit into woodHead and twist are ground to correct clearance for easy removal from holeFor heavy construction and repair work in mines, on docks and bridges as well as electrical work