Lenox 1787563 2-Inch Bi-Metal Self Feed Leader Bit

LENOX BI-METAL SELF-FEED WOOD DRILL BITS Designed for Continuous Self-feeding  EXTREME DURABILITY High speed steel cutting edge for superior durability in nail-embedded wood Stays sharper longer  CLEAN HOLES AND EASY REMOVAL Chamfered edge allows bit to be removed easily after drilling Flutes remove excess wood chips  FAST, EASY DRILLING Aggressive lead screw tip pulls the bit through material quickly and effortlessly  INCREASED VALUE Extra lead screw and wrench included in every package  DEEPER CUTS Longer shank that cuts 4″x4″ without extension  QUICK CHANGE Impact hex shank allows for quick changing out bits