Rockwell Hardness Testing Chisels

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Chisels set to specific Rockwell C scale hardness. Used to compare or confirm hardness on parts either in situations where a Rockwell machine will not work or one is not available. Price increased due to Counter Tariff charges The 8 chisel are set at 50hrc-52hrc 54hrc 56hrc 58hrc 60hrc 62hrc and 64hrc.The 4 chisel are set at 58hrc 60hrc 62hrc and 64hrc. How to use video: https://youtu.be/j5EMTdxIzdo Show more