Standard :
To DIN 2250 C.

Application :
For general applications, e.g. for setting and testing measuring tools.

Version :
Setting rings (checking rings) of first class gauge steel, hardened, stress-relieved, ground and lapped. Each setting ring is engraved with the actual size. Manufacturer’s tolerance for the bore is JS4.

Note :
Further intermediate sizes available on request or can simply be ordered at www.hoffmann-group.com, for instance No. 484030 size 82.