Master rings :

• DIN Ø1 to Ø315
  (DIN 2250 standard shape B)
• CNOMO Ø3 to Ø120
  (CNOMO E40.31.120.N standard April 1998)
• Class XX Ø3.81 to Ø114.55
  (ANSI B89.1.6 standard of 1984)

The ETAMIC reference parts enable special and standard methods to be mastered. They are manufactured in treated chromium steel. The treatment gives them hardness between 59 and 62 HRC.
each reference part is certified individually and delivered in a box with its control report.

The ETAMIC metrology laboratory is certified for the measurement of masters, parts and tooling in accordance with Peugeot and Renault referential system
PSA Q610150.

Guarantee
ETAMIC SA guarantees all its reference parts for a period of 6 months from the date of shipment.