For example, some bits are capable of drilling through ferrous metals, such as cast iron, and others through nonferrous metals, such as copper and tin.
An alloy of copper and tin with a similar color to Nordic Standard copper finish. ... Copper sheets and strips go through a carefully controlled pre-oxidization and ...
Because copper and its alloys exhibit impressive antibacterial, antiviral ... sharpen their bronze swords (an alloy of copper and tin) after a battle, ...