Sewing instrument (6)
I believe the answer is:
needle
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sewing instrument</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for needle that I've seen before include "Leaf of a 15 across" , "sledge?" , "narrow-eyed one" , "Sewing implement used to annoy" , "Stiff leaf of a conifer" .)