CRYOVAC® Piercing Knives (10 Pack) (SP8921-01)Direct OEM Replacement BladesDesigned to fit CRYOVAC rotary vacuum piercing knife assembliesensures consistent performance and compatibility without modification. Sharp, Uniform Punctures for Bag VentingBlades are engineered to pierce packaging film cleanly during the vacuum crossover cycle, allowing trapped air to escape and preventing ballooning. Made from Hardened Stainless SteelDurable cutting edge resists wear, corrosion, and deformationideal for
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