Brand new 1/50 scale diecast models of CAT Caterpillar 621K Tractor Scraper and CAT Caterpillar D7 Track-Type Tractor with No. 70 Scraper Set "Evolution Series" die cast models by Diecast Masters.
Brand new box.
True-to-scale detail.
Realistic metal tracks.
Era-specific operators.
Detailed interior exterior.
Includes 76-page booklet.
Officially licensed product.
Detailed metal movable tracks.
Realistic metal grab rails and handles.
Manufacturers original unopened packaging.
Period-accurate colors and decoration details.
Made of diecast metal with some plastic parts.
Dimensions of CAT Caterpillar 621K Scraper is approximately: L-12.5 W-2.875 H-3.25 inches.
Dimensions of CAT Caterpillar No. 70 Scraper is approximately: L-8.25 W-2.625 H-2.125 inches.
Evolution Series Packaging
Evolution Series models are mounted on special bases and placed in quality flip-top packaging protected by a black outer sleeve. A full color booklet included with the models traces machine evolution in words and pictures.

Defining scraper technology from the 1940s through today: Diecast Masters pays homage to the rich history and remarkable sweep of earth-moving technology beginning with some of the earliest machines and extending to the most recent. This story of Cat® scrapers is the sixth installment of the Evolution Series.