plugs SWP Series Silicone Washer Plugs SWP Series Silicone Washer Plugs are designed for masking around a hole for grounding purposes or can be used as dual plugs. Made of silicone, the SWP Series is excellent for high-temperature applications up to 600°F (315°C) intermittent. Material: Silicone Color: Natural SP-SH Series Silicone Step Plugs Our Ultrabake™ Silicone Step Plugs are designed to mask plain and threaded holes; they will mask off the hole and leave a circular grounding or earthing area around the hole. Recommended for powder coating, e-coating, plating & anodizing. * For High-temperature processes up to 600°F (315°C) * Wide handle design eliminates the need for two-stage masking * Reusable Material: Silicone Color: See chart for color coding Optional Colors: Clear, White SFP-SH Series Silicone Flanged Caps & Plugs Ultrabake™ Flanged Caps and Plugs are designed to mask plain and threaded holes; they will mask off the hole and the first thread of a threaded hole. The plugs are dual purpose and can be used as a cap on longer studs. Recommended for powder coating, e-coating, plating & anodizing. * For High-temperature processes up to 600°F (315°C) * Reusable Material: Silicone Color: See chart for color coding Optional Colors: Clear, White 214 * For other material and color options, contact customer service.