Compass..
90mm
Material: Plastic, Stainless Steel
Shape: Round
Color: Silver
An excellent compass for general laboratory use.
The dial shows cardinal points.
The needle is well balanced and is mounted in an aluminumcase with glass top.
Aluminum ply type 18mm both side glass.
A compass is a navigational instrument for determiningdirection relative to the Earths magnetic poles.
It consists of a magnetized pointer (usually marked on theNorth end) free to align itself with Earths magnetic field.