Pryor 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. |
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Suitable for marking material up to 38 Rockwell 'C' |
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For guidance on hardness of material to be marked click here |
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Nickel plated for rust protection |
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Pryor Punches appear as shown |
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To produce a readable impression |
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Pryor Punches are manufactured with a Sharp Faced Character |
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The diagram shows the effect on the crystalline structure of
material being marked with a sharp faced character |
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