A must-have tool to extend the reach of your various Concrete tools The MARSHALLTOWN Threaded Handle Adapter modifies the push-button bracket on your concrete trowels, walking edgers, groovers, brooms or other tools to accept threaded handles. This Threaded Handle Adapter is a 1-3/4 Inch Push Button adapter with a threaded male end. Quickly and Easily Converts to a Push Button Handle Use with Tools such as Bull Floats and Concrete Brooms