The cutting "speed" is given as a set of constants that are available from the material manufacturer or supplier, the most common materials are available in reference books, or charts but will always be subject to adjustment depending on the cutting conditions.
The cutting "speed" is given as a set of constants, the most common materials are available in reference books. The cutting "speed" is given as a set of constants, the most common materials are available in charts. These constants are available from the material manufacturer. These constants are available from supplier. The cutting "speed" is given as a set of constants, the most common materials will always be subject to adjustment depending on the cutting conditions. These constants are available from the material manufacturer. These constants are available from supplier.