These British manufactured High Speed Steel Ground Threading Die Nuts have a machined lead-in for ease of use and accurate thread cutting. A Die Nut does not require a 'Die-Holder' and is normally used "free-hand" with a spanner. Die Nut's are normally used for thread cleaning/restoring and not for producing a 'new threads'. Please make your size selection from the drop down menu.
Metric Fine High Speed Steel Dies Nut (M30-M40)