The most common and most likely answer to this crossword clue is the 6 letter word PLIERS
I've seen this crossword clue in The Guardian
P
L
I
E
R
S
More clues leading to the result PLIERS
- What help one get a grip resolving perils
- Those are gripping ballet moves, dancer finally admitted
- Morgan, when entertaining live, is a tool
- Supports holding large implement
- Stud could come out with these stories about royal? Prince goes first
- Pincers from lobsters primarily found between jetties
- Walks on water across lake, gripping tool
- Ploughman gripping end of agricultural tool
- Tool providers ban drink
- Tool providers declining drink
Buddy explains!

The straight part
We know that "a tool" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a tool = pliers.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does PLIERS mean?
PLIERS noun- A pincer-like gripping tool that multiplies the strength of the user's hand, often used for bending things.
- One who plies.