Pearlite
Martensite
Ferrite
Cementite
Less than 0.3%
Less than 2% but more than 0.3%
More than 2%
None of the above
Hermaphrodite Calipers
Steel rule
Micrometer
Vernier Calipers
Taper
Round file
HSS tool
Fuller
Cast steel
Wrought iron
Tool steel
Mild steel