New Products
Pinions for flexible racks are now available! Perfectly fit in with the tooth width of DR Molded Flexible Racks.

KHK Stock Gears
Standardized metric gears (Stock Gears) consist of 7,000 configura-tions. They are: Spur Gears, Helical Gears, Racks and Pinions, Bevel Gears, Miter Gears, Worm Gears, Internal Gears, and Screw Gears, with different precision grades, made of various materials.



KHK 3010 Catalog
Our latest catalog KHK 3010 covering all KHK Stock Gears
is designed to help customers select a proper gear immediately. Keep a copy at hand for quick reference.

KHK CD Catalog 3010
The CD catalog has useful functions, such as stock-gear search, strength calculations and automatic drawing. CAD data is also included and custom gear drawing systems are available!

Changes in Catalog Offering
Changes in speifications and dimensions have been made to improve product quality or for
safety's sake. Such changes are shown here in anti-chronological order.

CAD Data
Here you can find CAD data for KHK stock gears. Download now and make the best use of our data.

KHK Gear World
Hello! I am Hagurma Boy and I will present useful info on gear technologies.
Very nice to meet you!

Gear Technology References
We have prepared several materials on the gear technology
as an aid for those who want to acquire knowledge about the mechanics of gears. Have a look at those materials
for reference.

The Use of Gears as a Machine Element
The examples of the use of gears are explained here by images and in PDF file format.

CAD Data Downloads
We have CAD Data on KHK Stock Gears. Please use them for your design purposes.

Automatic Drawing of Custom Gears
You can make the drawings of Custom Gears automatically
by inputting the required dimensional data without any difficulty.

Q & A concerning Gears
Deals with FAQ(Frequently Asked Questions) in Q&A style.
Those who wish to obtain information or some details - have a
look at those Q&A.

Gears for Small Robots
Applications of KHK gears in small robots, showing how compact and lightweight gears can actually be!