The choice of the professional engineer, hardened
and tempered to precise limits to give long life
and maximum safety. Especially for use in the
Aircraft, Nuclear and Gas industries or where
reduced stress marking is required
Pryor Lowstress 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 |