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making it well suited for cutting
Pre-cut and finished to precise dimensions
Understanding the difference between a check valve and a flashback arrestor is important: a check valve stops reverse gas flow
Flexible shaft lubricant for ongoing maintenance
Castaldo Quick-Sil Soft & Flexible Two Part RTV Silicone Putty Mold Rubber-1 Kg (2.2 Lbs.) Kit Durston making it well suited forCastaldo Quick Sil Soft & Flexible is a two part room temperature vulcanizing (RTV) silicone putty that produces tough, strong, long lasting production jewelry molds for lost wax casting with 0% shrinkage. This is the newer, softer version of Castaldo's popular Quick Sil RTV Mold Rubber softer in relation to the original formula, which is now designated as Firm & Flexible (see part number 122. 613). Safe, non hazardous, and non toxic, Castaldo Quick
