With precision being a crucial factor in model casting, the DENTAGRAPH Parallelometers comes in three different options (1)single-arm version, (2)double-arm unit and (3)combi model, a doublearm parallelometer with integral blockout unit. All the movable parts on all the models have surface-ground stainless steel base plate ball bearings. The height adjustable arms are secured with screw locking system and the height of the unit can be adjusted with a spring operating system. To make sure parallel guidance is guaranteed, there is a telescopic holder doing its job. The parallelometer is perfect for making removable partial dentures that works with top-quality precision.