On 03/06/2021 10:51 AM, The Real Bev wrote:
Equivalent button on electric hedge-trimmers. I wedged a little piece
of wood into something to keep it pushed. Damn thing is sufficiently
exhausting to use without having to hold it in a special way.

That's better than the trigger lock button on some drill motors. If
you're left handed and the bit grabs the drill motor's rotation tends to
apply the lock.