Best quality Low Stress Punch Sets made from chromium tool steel.
Round face engraving style to produce low-stress positive impressions; when you look at the engraved character on a standard hand stamp, the letter is a reflection /reverse of how it is indented.
All the stamps in this range are through hardened to between 58-62 Rockwell C and then tempered at the striking end to between 32-40 Rockwell C giving maximum safety in use.
Safety note: As with all striking tools, we recommend the use of appropriate safety protection. Safety glasses and gloves should we worn at all times
Low Stress Punch Size Chart
To be used in connection with the Punch Diagram in the images ribbon.
Character Height – measured from the crest of the engraving as shown.
| Character Height | Stamp Length (A) | Square Section (B) | Square Section (C) | ||||
| Metric | Imperial | Metric | Imperial | Metric | Imperial | Metric | Imperial |
| 1.0mm | .040″ | 63.50mm | 2.1/2″ | 6.35mm | 1/4″ | 6.35mm | 1/4″ |
| 1.5mm | 1/16″ | 63.50mm | 2.1/2″ | 6.35mm | 1/4″ | 6.35mm | 1/4″ |
| 2.0mm | 5/64″ | 63.50mm | 2.1/2″ | 6.35mm | 1/4″ | 6.35mm | 1/4″ |
| 2.5mm | 3/32″ | 63.50mm | 2.1/2″ | 6.35mm | 1/4″ | 6.35mm | 1/4″ |
| 3.0mm | 1/8″ | 63.50mm | 2.1/2″ | 6.35mm | 1/4″ | 6.35mm | 1/4″ |
| 4.0mm | 5/32″ | 70.0mm | 2.3/4″ | 9.50mm | 3/8″ | 9.50mm | 3/8″ |
| 5.0mm | 3/16″ | 70.0mm | 2.3/4″ | 9.50mm | 3/8″ | 9.50mm | 3/8″ |
| 6.0mm | 1/4″ | 70.0mm | 2.3/4″ | 9.50mm | 3/8″ | 9.50mm | 3/8″ |
| 8.0mm | 5/16″ | 89.0mm | 3.1/2″ | 12.70mm | 1/2″ | 12.70mm | 1/2″ |
| 10.0mm | 3/8″ | 89.0mm | 3.1/2″ | 14.30mm | 9/16″ | 14.30mm | 9/16″ |
| 12.5mm | 1/2″ | 89.0mm | 3.1/2″ | 19.0mm | 3/4″ | 19.0mm | 3/4″ |
