What about a crecent wrench or adjustable wrench. My Grandfather hated them and called them an idiot wrench. Can hear him saying now "Boy get the right wrench not that stupid idiot wrench".

You may say I'm a dreamer but I'm not the only one John Lennon Imagine Anyone who stops learning is old, whether at twenty or eighty, anyone who keeps learning stays young, the greatest thing in life is to keep your mind young. Henry Ford