Komatsu is the world's second largest manufacturer of construction equiment and mining equipment after caterpillar .. However, in some areas (Japan, China), Komatsu has a larger share than Caterpillar. It has manufacturing operations in Japan, Asia, Americas and Europe.

All of our slewing bearings can be manufactured with internal gears, external gears or without gearing. Special gearing, such as helical and worm gears, are also available upon request. The seal concept is also configured for each individual case of use, and takes account of particular environmental conditions, such as particularly saline or dusty air. The bearings can also be coated for extra corrosion protection.

Komatsu  is a Japanese multinational corporation  that manufactures contruction ,mining ,forestry,and military equipment, as well as industrial equipment like press machines, lasers and themoelectric generators . Its headquarters are in Minato, Toko,Janpan .The corporation was named after the city of Komatsu,Ishikawa Prefecture, where the company was founded in 1921. Worldwide, the Komatsu Group consists of Komatsu Ltd. and 258 other companies (215 consolidated subsidiaries and 42 companies accounted for by the equity method).