If you know the material hardness, click on the graphic to the right to select a cut-off wheel no.
The hardness (HV) is shown on the left. Find the hardness of the material, then move to the right until you cross the column with the correct wheel definition.
Every wheel covers a certain hardness range. If several columns are offered, choose the one where the hardness of the material is approximately in the center of the colored area.
When you have selected a wheel no. open the Cut-off Wheel brochure to find a suitable cut-off wheel.
If you don't know the material hardness, go directly to the Cut-off Wheel brochure. Here all cut-off wheels are arranged according to material types.