Standard and Customize Silicone Rubber Plugs with Good Sealing Performance. Custom Sizes Available: Custom sizes available with less tooling cost to meet specific requirements. Excellent Sealing Performance: Good sealing capabilities ideal for masking threaded or non-threaded blind holes. Chemical Resistant Material: Made from fully cured silicone to avoid leaching into plating tanks and chemicals. Wide Application Scope: Suitable for powder coating, e-coating, plating, anodizing, and industrial use. Fast Shipment Capability: In stock for immediate shipment with small order and on-time delivery options. Reusable Design: Durable and reusable tapered plugs designed for long-term industrial applications. OEM/ODM Support: Customer design accepted with OEM and ODM services available for customization.