Noun
machinability (countable and uncountable, plural machinabilities)
The condition of being machinable
Combinations of iron, aluminium, silicon and manganese make brass wear and tear resistant. citation Lead content To enhance the machinability of brass, lead is often added in concentrations of around 2%. Source: Internet
These additions produce a range of alloys that may be harder than copper alone, or have other useful properties, such as stiffness, ductility or machinability. Source: Internet