Catterpillar is the world`s leading manufacturer and exporter of construction and mining equipment, diesel and natural gas engines and industrial gas turbines. Catterpillar presents 834h wheel dozer. The cat 834h wheel dozer continues the caterpillar tradition with its power, mobility, operator comfort and blade selection that allows you to get the job done quickly and economically. The 834h is perfectly suited for the rugged duties associated with mining, quarries and utilities.