The Mastercool 70053 45° Flaring and Swaging Tool Set covers a wide range of flaring and swaging tasks when working with copper pipe. The two flaring bars included will cover 9 sizes ranging from 1/8" to 3/4", and the swaging adapters will cover 7 of these sizes, from 3/16" to 3/4". The entire kit is contained in a custom plastic carrying case.