Irwin Power Drill Long Ship Auger Bits 520H Series 17" OL 12" Twist

•Single cutter and side lip effortlessly bores holes in wood where nails may be encountered. •Cuts through nails without damaging the bit •Full-length heat treatment guards against bending in heavy-duty applications and strengthens the twist where the greatest strain occurs •Hollow center flutes clear chips quickly out of holes •Wide lands help keep bit straight as it bores •Medium-fast screw point ideal for general woodboring applications. Bit can be resharpened •All bits have a 12" twist length and a 17"overall length