How to pronounce “monkey wrench” in English

think which aunt why was she so dizzy uh so I remember really puzzling through that one I remember my dad had a monkeywrench uh is it monkey wrench or a monkey spanner and I just thought why the monkey I remember really puzzling over that one and thought maybe you hadto really lean and stretch or hang from a ladder uh in order to use it so I've been doing this all my life just