What is ISO 12197 – Keyseat cutters about?
This International Standard aims to help its users to produce quality keyseat cutters. ISO 12197 specifies the dimensions of milling cutters intended for manufacturing woodruff keyseats in accordance with ISO 3912.
Two types of woodruff keyseat cutters with cylindrical shank are specified:
- Woodruff keyseat cutters with cylindrical shank, in accordance with ISO 3338-1
- Woodruff keyseat cutters with flatted cylindrical shank, in accordance with ISO 3338-2
Who is ISO 12197 – Keyseat cutters for?
ISO 12197 on dimensions for woodruff keyseat cutters is useful for:
- Drill bit manufacturers
- Quality control personnel
- Suppliers of drill bits
Why should you use ISO 12197 – Keyseat cutters?
Keyseat cutters are used to create a groove on a part where a standard end mill cannot be used without changing the orientation of the part in a particular setup. Hence these keyseat cutters need to be well designed to perform their task accurately.
ISO 12197 provides you with detailed dimensions for keyseat cutters that help you in the production and quality control phases. ISO 12197 also provides you with designation guidelines to better utilize the guidance of the ISO 13399 series on cutting tool data representation and exchange.
Overall, the guidelines of ISO 12197 help you to produce quality keyseat cutters.
What’s changed since the last update?
BS ISO 12197:2016 replaces ISO 12197:1996, of which it constitutes a minor revision, notably with the addition of Annex A, which gives the relationship between the designations of BS ISO 12197:2016 and the ISO 13399 series.

