Range of Application: The document specifies the use of Torus multiflutes cutters with a 45° helix angle, designed for hardened steels. These tools are intended for self-coating and are not suitable for use without an appropriate coating.

Material Specifications: The cutters are made from ultrafine carbide (HM CK10-30-UF) and are suitable for steel materials with a hardness range of 44-67 HRC.

Product Specifications: The document provides detailed specifications for various cutter models, including dimensions such as diameter (Dc), length (L1, L2, L3), and radius (r). Each model is identified by a unique code (e.g., 66THR.040061157) and is available in both coated and uncoated versions.

Working Parameters: For detailed working parameters, users are referred to pages 81-92 of the document.

Key Data Summary: The table lists multiple cutter models with specific measurements, indicating their suitability for different applications based on size and coating requirements.