Part of the ZaGO Sealing Screw Series, the Special Sealing Screws are a range of specialty self-sealing screws. Ideal for any electronic device, panel, valve, fuel tank & processing equipment. ZaGO Custom Self Sealing Screws offer full customization to provide a solution for every type of application. KEY FEATURES • Self-Sealing Specialty Screws • Multi-Use • Suitable for Commercial Use ZaGO Special Seal Screws offer a range of custom options & "œO" ring seals to meet your needs.