ISO 2157:1992
Dental rotary instruments; nominal diameters and designation code number

Standard No.

ISO 2157:1992

Release Date

1992

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 2157:2016

Latest

ISO 2157:2016

Scope

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.

ISO 2157:1992 history

• 2016 ISO 2157:2016 Dentistry - Nominal diameters and designation code numbers for rotary instruments
• 1992 ISO 2157:1992 Dental rotary instruments; nominal diameters and designation code number
• 1984 ISO 2157:1984 Dental rotary instruments — Nominal sizes and designation
• 1972 ISO 2157:1972 Dental burs and cutters — Nominal sizes and designation of working parts