Possible Clues:

• In the works, this tool is a headache
• Tool for tightening or loosening
• In the works, it's disruptive
• Bad thing to have in the works!
• One of tools in box - nine in it, one missing
• Device used in bridge
• That's enough to give a nut a turn
• What a wrench to be for one to go for gold at last
• A bridge tool
• Start to secure basket, doing without one tool