Pipe Plug Chrome Plated Pipe Plug Set Chrome Plated Pipe Plug Set; 8 pc.; Incl. 2 Each Of 1/8 in./0.25 in./3/8 in./0.5 in.; For Use w/Intake Manifold And Cylinder Head; SPECIFICATIONS: Adapter Type: NPT Plug Color: Chrome Finish: Chrome Fitting Size: 0.25 in. NPT Material: Steel Package Quantity: 8 FEATURES: 8-Piece Kit Socket Head Chrome Plated Grade 8 Steel 8 pieces. Includes 2 each of 1/8 inch, 0.25 inch, 3/8 inch and 0.5 inch. For use with intake manifold and cylinder head. All parts are 100% hand inspected off the line before packaging and once again by our team before shipment. .