Moroso pipe plugs provide a simple threaded closure for blocked ports and access holes. These aluminum plugs feature 1/2in NPT threads and a 3/8in hex socket drive, sold as a two-pack for service or spares. The compact hex drive fits common tools, making them useful for general engine or fluid-system sealing where a reusable, lightweight plug is required.
Moroso Pipe Plugs - 1/2in NPT Thread - 3/8in Hex Socket Drive - Aluminum - 2 Pack