Compass :

It is named a compass apart from other concepts to a manual tool that is in use in the workshops of mechanized to plan circumferences and to check diameters of pieces so much exterior(foreign) as interiors.








Putty knife :

A putty knife is a tool that consists of a flat sheet of metal with handle or handle similar to a knife with blunt top.











File :

The file is a manual herramienta of court(cut) consisting of a bar of steel to the carbon moderated with grooves called teeth, and with a hilt called I pinch, that is used to refine and to perfect(tune) all kinds of metallic pieces, of plastic or of wood. It is a basic tool in the works of adjustment.