Description of Tools (continued) Wedge and Feathers Nomenclature Wedge This is a heat-treated steel rod that is generally the same diameter as the drilling steel. Wedge and feathers Blade Wedges have a pointed, flattened blade opposite a head that receives the blow of the hammer. Feathers These are half round pieces of forged steel with a curved top, blunt bottom, and a flat inside edge running their entire length.
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