Combination Set and its parts

Combination Set and its parts Points : Combination Set and its parts Combination set is the most usually used set of tools in the metal shop. The set include follow heads or parts.
a) Bevel protractor
b) Center head
c) Square head
d) Spirit level
e) Steel rule
f) Scriber

The rule or blade can be fastened rapidly to each of the first three parts or heads. The trainee must be explain as to how it is fixed or fastened to the blade or rule, so that these part will not be misplaced or damaged.