Manual

77
4. Boring
How to use CoroBore® 825
Example of setting: In this example the blue
line on the scale disc is a reference since it is
aligned to a line on the vernier in the starting
position.
Start position Adjusted position
Scale disc turned clockwise until the line of scale (red) lines up with the sec-
ond line (green) of the vernier. Diameter increased by 0.002 mm (0.00008")
Scale disc turned clockwise until the line of scale (red) lines up with the third
line (green) of the vernier. Diameter increased by 0.004 mm (0.00016")
Scale disc turned clockwise until the line of scale (red) lines up with the fourth
line (green) of the vernier. Diameter increased by 0.006 mm (0.00024")
Scale disc turned clockwise until the line of scale (red) lines up with the fth
line (green) of the vernier. Diameter increased by 0.008 mm (0.00032")
Scale disc turned clockwise until the line of scale (red) lines up with the sixth
line (green) of the vernier. Diameter increased by 0.010 mm (0.0004") = 1
division of scale.