Poly-Optic® 1411 Clear Casting Resin | Polytek Development Corp.
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Amazon.com: Alumilite AlumiRes (RC-3) Urethane Casting Resin Tan [16 oz A + 16 oz B (32 Ounces) Two-Part Kit] Great for Small, Large, Durable Pieces Such as Rock Climbing Holds, Medical Parts,
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