There are many types of shears used to shear or cut sheet metal. == Types == === Alligator shear === An alligator shear, historically known as a lever shear and sometimes as a crocodile shear, is a metal-cutting shear with a hinged jaw, powered by a flywheel or hydraulic cylinder.
There are many types of shears used to shear or cut sheet metal. == Types == === Alligator shear === An alligator shear, historically known as a lever shear and sometimes as a crocodile shear, is a metal-cutting shear with a hinged jaw, powered by a flywheel or hydraulic cylinder.
Source: Wikipedia "Shear (sheet metal)" · CC BY-SA 4.0
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