Ideal Resi-Master Heavy-duty single helix long ship auger bit has 62 deg reinforced cutting edge for added durability. It has precision ground and self-feeding lead screw to resist breakage. It features secondary relief angle for efficient chip removal. Lead screw and cutting edge powers through nails or staples for extend tool life.

Warping is minimized by hardened and tempered shaft to deliver long lasting performance. Faster and smoother drilling action is provided by single-helix construction with twin cutting edges. Quick gripping power, superior penetration and extra-long life are provided by heavy-duty lead screw. It can be re-sharpenable for extended tool life. It measures 1.25 Inch x 1.25 Inch x 19.25 Inch and has a shank of size 7/16 Inch x 7/16 Inch.