Concentrix Series Highspeed Dental Handpieces family consists of economical handpieces that are durable, dependable, and well designed for superior performance. Each handpiece in the Concentrix family is made of sturdy stainless steel and contains a lubricated steel-bearing turbine for smooth, high-torque operation. A unique water spray enables the user to maintain a cool temperature for both the tooth and bur. Moreover, the fiber optic models in the Concentrix family contain single glass rod optics for shadow free illumination.