Lenox® 1787565 Bi-Metal Specialty Self-Feed Wood Drill Bit, 2-1/4 in Dia, 5-1/2 in OAL, 1/2 in Dia x 4-1/2 in L Shank

• 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 x 4 in without extension
• Quick change: impact hex shank allows for quick changing of the bits
• 2-1/8 in entrance for tubing