Leatherwork tool (3)
I believe the answer is:
awl
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">leatherwork tool</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for awl that I've seen before include "One piercing" , "Hole-boring tool" , "Using sharp tool" , "Boring tool sounds comprehensive" , "leather-workers use it" .)