Interacardiac Rigid suckers are designed to clear blood from the surgical fields, the tip shaft is made from rigid stainless steel , these suckers have a handy grip , the overall length of a cannula is 8.7 & 11.6 inches (22 & 29.5cm), straight, hollow metal tubes, typically with a beveled (angled) distal tip designed to gently displace vocal cords and navigate the pediatric airway, MINI Tips are single-use, opaque tips designed for precise, controlled dispensing of dental materials, such as liers, coposites, and whitening gels.