*
Distance(mm)	Rockwell Scale: C
    0.00	   48.20
    1.59	   57.40
    3.17	   57.40
    4.76	   57.30
    6.35	   55.50
    7.94	   56.50
    9.52	   58.60
   11.11	   58.50
   12.70	   54.80
   14.29	   59.10
   15.87	   59.30
   17.46	   59.40
   19.05	   57.40
   20.64	   54.50
   22.22	   54.10
   23.81	   54.10
   25.40	   54.20
   31.75	   56.30
   38.10	   55.40
   44.45	   56.50
   50.80	   55.60
   63.50	   55.40
   71.44	   54.50