Leather-piercing tool (3)
I believe the answer is:
awl
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">leather-piercing 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 "Tool for punching small holes" , "A boring thing" , "has its use at last" , "Shoemaker's tool" , "leather-workers use it" .)