smartmark Marks Technosystems


Heavy Duty Punches

The choice of the professional engineer, hardened and tempered to precise limits to give long life and maximum safety. Designed for use where greater strength or particular heavy use is required.
Pryor Heavy Duty 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 Pryor Heavy Duty Punches appear as shown To produce a readable impression Pryor Heavy Duty Punches are manufactured with a Sharp Faced Character The diagram shows the effect on the crystalline structure of material being marked with a sharp faced character.
The Punch Safety Grip firmly holds all sizes of Pryor Punch and allows a hard blow to be struck without the risk of jarring or damaging the fingers of the user.
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