Caterpillar DW10 6V series 4х2 wheeled tractor with LaPlant-Choate CW-10 Carrimor towed hydraulic scraper, capacity 10 cubic yards heaped, operating Weight: 15.5 tons (empty), 29½ tons (loaded), maximum speed 30 km/h.
Engine: Caterpillar D468 100 HP
Manufactured in the USA in 1946-47.