Abrasive belt grinder on vertical contact wheel available in different diameters depending on the processing to be performed. 2-speed machine with cabinet base, with inclination-adjustable workpiece support surface that allows the processing of shaped parts in a simple and safe way. The contact wheel is easily replaceable to always work with the correct wheel diameter. Belt tensioning system through handwheel that acts on the motor plate automatically optimizing the centering of the belt. Table inclination with graduated scale from -30 ° to + 45 ° pivoted on the point of contact with the abrasive belt. Height-adjustable table to ensure the best use of the abrasive belt and give the possibility to always work in the center of the contact wheel. Equipped with suction hood to connect to self-filtering system to collect dust directly from the working point.