Click on the Add button and add the tool Code along with its Description and also the Regrinding options and also specify the parameters. The No Of Reground value specifies the optimum no of times the tool can be reground. You have to select the parameters for the tool type. You may select the parameters from the parameter list for this tool type by checking in the boxes in front of their names. You can modify the Tool Type by clicking on the Modify button. You can modify the Description, No Of Reground and select new Parameters or deselect previously selected Parameters. You can modify the tool type only if tools have not been defined for the Tool Type in the Tools master or if the Tool Type is not linked to any Operation. You can delete the Tool Type by clicking on the Delete button. You can delete the tool type only if tools have not been defined for the tool type or if the tool type is not linked to any operation. Click on Save button to save the added/modified record.