This document specifies the dimensions of machine bridge reamers. It gives, for a series of diameter ranges, d1, from 6 mm to 50,8 mm, the values, in millimetres, for the following dimensions of these tools:

— overall length, l3;

— total cutting edge length, l2;

— tapered cutting edge length, l1.

Unless otherwise stated, these reamers are right-hand cutting.