m/ rev

mm/ rev

m/ min

mm/ min

Minor dia = Major dia - (2 x pitch)

Minor dia = Major dia + (2 x pitch)

Minor dia = Major dia + (2 x depth)

Minor dia = Major dia - (2 x depth)

White wash

Prussian blue

Copper sulphate

Cellulose lacquer

File

Grinder

Scraper

Oil stone

Check the length

Set the work piece

Measure the angle

Measure the depth