Nice that you visit our site. Please indicate here which cookies we may place. The necessary cookies do not collect personal data. The other cookies help us to improve the site and your visitor experience. They also help us to inform you about our products. Are you going for an optimally working website including all the benefits? Then tick all the boxes!
Pryor Ministress Punches or Aerform are manufactured with special rounded characters. The diagram shows the effect on the crystalline structure of material being marked with a low stress character.A lowstress impression helps avoid premature cracking, by eliminating the stress concentration at the bottom of the indentation.
- Pryor Punches are manufactured from quality controlled Chromium Tool Steel allied to precise heat treatment.
- suitable for marking material up to 40 Rockwell 'C'
- produce a readable impression
- manufactured with a rounded character
- nickel plated for rust protection
- hardness is reduced at the striking end to reduce brittleness when being hit
- punch set packed in strong plastic boxes with separate compartments for each stamp, to allow rapid selection