ISO 2250:2008 specifies the dimensions of cylindrical shank socket reamers and taper shank socket reamers manufactured to produce self-holding taper sockets for self-holding taper shanks of the following designations:
- metric tapers no. 4 and no. 6;
- Morse tapers no. 0 to no. 6 inclusive.
The dimensional characteristics of these socket reamers are in accordance with ISO 296.