Dellon-McKinnon Disk-Criminator

Fixed points ideal for testing both static and dynamic two point discrimination Progressively increasing point separation in 1 mm increments. 1 to 8mm and 25 mm on dark blue disk. 9 to 15mm and 20 mm on light blue disk. Each disc has one single point side. Instructional pamplet included. One single point per disk Product ID: DK-25