Gas turbines are particularly suitable for applications in the aviation industry and provide power engines of vehicles in civil use and military engineering. In addition, they are used for power generation and in pump and compressor stations as required for oil and natural gas pipelines.

Depending on the use in compressor or turbine blade attachment slots as dovetail (compressor) or fir-tree profile (turbine) are broached in compressor or turbine discs. Even blade feet forms can be broached.