Pair with a hand drill to increase diameter of pre-existing hole & keep it perfectly centered.

The pilot drill bit guides itself through a pre-existing hole in order to increase the diameter. These tools are made from spade bits with an aluminum pilot on the tip. When used with a hand drill the result is a perfectly centered hole.

Flex Coat Pilot Drill Bits are available in 5/16", 3/8", 7/16", 1/2", 9/16", 5/8".

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Specifications

Brand:Flex Coat