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How does a spoon bit work?

Shop for Spoon Bits

Image of a chisel blade shaving off a sliver of wood to illustrate the way in which the cutting edge of a spoon bit works Like many other wood boring bits, spoon bits use a sharp, chisel-like edge to shave a hole into a wooden workpiece.
A DIYer seating their spoon bit in a wooden workpiece to make an angled bore hole As the bit turns, the shavings created by the cutting edge are pushed into the hollow of the bit. As more shavings are pushed into this spoon-shaped recess, waste material is pushed out of the bore hole through the upper part of the spoon.
The tip of a spoon bit which is used to create a circular depression in a workpiece that will keep a spoon bit on course The curved shape of a spoon bit’s tip means it leaves round-bottomed bore holes. This allows you to drill very close to the reverse side of the workpiece without breaking through – the sloped sides at the bottom of the hole support the weaker centre.