NA 121
DIN Standards Committee Tools and Clamping Devices
DIN 20351 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN EN 10027-2 | 2015-07 | Designation systems for steels - Part 2: Numerical system; German version EN 10027-2:2015 More |
| DIN ISO 2768-1 | 1991-06 | General tolerances; tolerances for linear and angular dimensions without individual tolerance indications; identical with ISO 2768-1:1989 More |
| DIN 20301 | 1999-01 | Rock drilling operations - Terminology, units, and symbols for use in formulae More |
| DIN 20302 | 1974-02 | Rock drilling equipment; terminology More |
