Leak-proof, and will fit both regular and perforated flasks. Great for Centrifugal casting and vacuum lost wax casting processes; made from natural rubber materials, and holds 5/16″ – 3/8″ tree tightly into place.
Features
- Holds 5/16 – 3/8″ Tree Tightly in place
- Leak-proof
- Measures 3″ in diameter
- Will fit both Regular and Perforated Flasks
- Great for Centrifugal casting and vaccum lost wax casting processes


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