1. Material Long Lifespan These three burette clamps are made from grade zinc alloy, designed for durability and reliable performance in laboratory environments. The robust construction ensures they can be used regularly without compromising functionality, which is crucial for any lab requiring consistent equipment. 2. Adjustable and Versatile Design With the adjustable base of the retort stand, it can be effortlessly secured to the edge of a table, providing unparalleled stability. The rotating clamp can be easily adjusted to accommodate a range of flask sizes, making it an essential tool for various lab tasks and experiments. 3. Scratch Plastic Tips Featuring plasticcoated pins, the clamp provides a nonscratching grip when securing glassware such as bottles and test tubes. This thoughtful feature ensures the integrity of your lab equipment and reduces the risk of damage and costly replacements. 4. Wide Application in Lab Settings This lab stand is designed for holding test tubes, bottles, and condensers. Whether for chemistry experiments or general lab tasks, this clamp is a reliable addition to your equipment arsenal, enhancing safety and efficiency.