Timber tool (4)
I believe the answer is:
adze
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">timber tool</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for adze that I've seen before include "Daze (anag.)" , "One cuts" , "Axe-like tool" , "One used to cut" , "Sounds as if one appends the tool for shaping wood." .)