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{%type%} Definitions

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Short "hint"

A bit for enlarging the upper part of a hole; A hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface.

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Usage examples (39)
  • The rose countersink is the most satisfactory form.
  • - Does the trainee use the appropriate countersink?
  • “Q” (Use a 90-degree included angle countersink.) 18.
  • Release the drill and chuck the countersink (rose bit).
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