Withdrawn
Specifies the relevant characteristics of the working parts of dental rotary instruments, e.g. burs, laboratory burs, grinding instruments, diamond instruments, mandrels, etc. It does not cover the diameters of root canal instruments.
WITHDRAWN
EN 22157:1989
WITHDRAWN
EN ISO 2157:1995
99.60
Withdrawal effective
May 18, 2016
PUBLISHED
EN ISO 2157:2016