"15N" Scale Rockwell Hardness Test Block
Available in N-Diamond 15Kg (Round) HR15Ns from 72 to 91.5.
Manufactured from the highest quality steel with a special heat treat and cold treat process which insures maximum consistency and repeatability.
Round Blocks - 2½" diameter.
Accuracy exceeds ASTM E10, E92 and E384 Standards.
N-Diamond 15Kg (Round)