Double Water Spray Jets used for cooling. The ultra-precise nebulization cools the bur and the dental material as efficiently as possible. A water jet helps evacuate debris from the work field. Push-button cartridge to change bur, easy and convenient. Bordon 2-Hole,  , connection for better Compatability. Usually, the standard in India where the large hole is for air and the smaller hole is for water. High-grade material with a stylish design. Push-button cartridge to change bur easy and convenient. Ceramic ball bearing in the handpiece with light ensures vibration-free and quiet operation and also provides long service life. They are more corrosion-resistant, harder, and last longer in everyday use.