WhipMix® Silky Rock 33lb - Silky Rock has exceptional hardness and density throughout with an unsual "silky-smooth" pouring quality that allows it to flow freely into any type of impression.

Features include:

• Works well with all types of impression materials
• Low setting expansion
• One of the most popular die materials for a variety of procedures
• ISO Type 4
• Available in 3 colors: Yellow (#51-330028), Violet (#51-330026), White (#51-330027)

Item includes: 33lbs Silk Rock

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