Pryor Reverse Punches are manufactured from quality
controlled Chromium Tool Steel allied to precise
heat treatment, giving a hardness of 58-62 Rockwell
'C' at the character and 32-40 Rockwell 'C' at
the striking end.
Suitable for marking material up to 38 Rockwell
'C'
For guidance on hardness of material to be marked
click here
Nickel plated for rust protection |
