A Hexagonal Head Collar Plug is used to seal or close off openings. It consists of a cylindrical body with a hexagonal-shaped head at one end. The collar plug is typically made of durable materials such as metal or plastic.Attributes:• Manufactured to precise specifications and is durable and reliable• Provides increased strength by hexagonal head Applications:A Hexagonal Head Collar Plug provides a simple and effective solution for sealing or closing holes.