Bolted Closed is a handheld brainteaser made of wood and metal. Your goal is to remove the metal ball that is bolted into position by the bolt and nut. By Jean Claude Constantin.

• A great gift for people who love brainteasers and trick puzzles
• Brainteaser puzzle measures 3-7/8" x 2-1/4" x 2-1/2"
• Solution included.