This standard applies to tool holders with cylindrical shank for machine tools with non-rotating tools, preferably for turning machines. This part of ISO 10889 specifies dimensions, designations and complementary technical delivery conditions for tool holders with rectangular radial seat of type B1 to B8 with cylindrical shank in accordance with ISO 10889-1. For non-standardized tool holders with rectangular radial seat such as tool holders as shown in the drawings, it is recommended to apply the corresponding specifications of this part of ISO 10889.#,,#