Self Feeding Wood Bit - 57mm

Self Feeding Wood Bit, 57mm (2-1/4")

This drill bit is used to cut round holes on the plaster wall/floor board for ducted vacuum pipework penetrations and a wide variety of other applications.

Features:

• Replaceable coarse screw point drills quickly in dry, wet and gummy wood.
• Removable & replaceable screw point drill - two supplied.
• All bits have a 7/16" hex shank to suit electric 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 pressure.
• Forged in one piece from high carbon steel for maximum strength under the toughest drilling conditions.

Bonus: Replacement Screw Poin Drill.