The Sartorius Biowelder TC Disposable Blades are high-quality, single-use instruments designed for use in biological laboratories. Manufactured in Switzerland by the reputable brand Sartorius, these blades are specifically intended for precise and safe cutting in various lab applications. Each box contains 50 sealed blades, ensuring sterility and reliability for your research or medical needs. The disposable nature of these blades ensures easy and convenient disposal, reducing the risk of contamination in your lab setting.