CPT Giant (Chicago Pneumatic Tool Company)

Chicago Pneumatic Tool Company (CPT) was an early American vehicle brand of Chicago in Illinois that built cars and commercial vehicles. The brand names as CPT. Duntley, Giant and Little Giant.

History 

The Chicago Pneumatic Tool Company started with air pressure systems and tools. In addition, motor vehicles were created. In 1906 there were passenger cars called CPT, which were intended for their own salesmen. This resulted in about 50 vehicles. 1912 followed by some trucks with the same brand name. In addition, commercial vehicles were offered as Duntley, Giant and Little Giant.

The car model was an open two-seat runabout. Its two-cylinder engine made 22 hp fitted with solid rubber tires.

The Trucks with a wheelbase from 138-176 inches as Model 15 for 1-ton the Model 16 for 2-ton and larger Model 17 for 3½-tons with semi-elliptic spring front and rear fitted with a Continental gasoline engine with 30 to 45 hp and Warner transmission.