The Bordo range of Self Feeding Wood Bits are ideal for drilling large diameter holes in soft woods for plumbing and conduit penetrations and a wide variety of other applications.Features:-

• Replaceable coarse screw points which drill quickly in dry, wet and gummy woods.
• 7/16 hex shanks to suit drills with 1/2 (or larger) chuck.
• Precision milled shank which eliminates wobble and runout.
• Spurs on the outside diameter cut holes cleanly and accurately.
• Dual inside cutting planes shave hole radius for clean, smooth holes without press.