A TOOL

摘要

A tool (10) for use with a cylindrical tube (12) and tube coupling (20), the tool (10) including a first abutment (25) for abutting a demount ring (18) of the tube coupling (20) and a second abutment (26) for abutting an end (27) of a tube (12). The second abutment (26) being spaced from a marking face (28), whereby the spacing between the second abutment (26) and the marking face (28) is equal to the required depth of insertion of a tube end (11) into the tube coupling (20).