Since 1983 Dosko products have been known for our durability, flexibility and portability. Dosko's commercial quality equipment can withstand the daily grind of the tree care industry. Dosko has become known for its rugged Stump Grinders, Log Splitters, Chipper/Mulchers and Brush Chippers because they are quality built and outperform the rest. Our customers praise the ease of handling and durability of our products, our clear and simple assembly instructions, and the responsiveness of our experienced, Midwest-based team of customer service representatives.