<synset id="n03117642" type="n">
<lex_filenum>06<lex_filenum/>
<word lex_id="0">counterbore<word/>
<word lex_id="0">countersink<word/>
<word lex_id="0">countersink bit<word/>
<pointer refs="n02844307">Hypernym<pointer/>
<def>a bit for enlarging the upper part of a hole<def/>
<synset/>