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Single-horn anvil A blacksmith working iron with a hammer and anvil A blacksmith working with a sledgehammer, assistant (striker) and Lokomo anvil in Finland. An anvil is a metalworking tool consisting of a large block of metal (usually forged or cast steel), with a flattened top surface, upon which another object is struck (or "worked").
A hardy has a square shank, which prevents it from rotating when placed in the anvil's hardy hole. [2] The term "hardy", used alone, refers to a cutting chisel used in the square hole of the anvil. Other bottom tools are identified by function. Typical hardy tools include chisels and bending drifts. They are generally used with a matching top tool.
A simple jig (a tool) that the smith might only use a few times in the shop may get the minimum of finishing—a rap on the anvil to break off scale and a brushing with a wire brush. Files bring a piece to final shape, removing burrs and sharp edges, and smoothing the surface. Heat treatment and case-hardening achieve the desired hardness.
The hardy tool is a tool with a square shank that fits in a hardy hole. There are many different kinds of hardy tools such as the hot cut hardy, used for cutting hot metal on the anvil; the fuller tool, used for drawing out metal and making grooves; bending jigs - and too many others to list.
Using the correct pressure and appropriate anvil wheel shape, and accurate close patterns of overlapping wheeling passes (or actually overlapping with low crown anvils) makes using the machine something of an art. Too much pressure produces a part that is undulating, marred, and stressed—while too little pressure makes the job take a long time.
A pritchel hole is a round hole in an anvil.Its primary purpose is to provide clearance for punching tools, but it can also be used to hold tools that have round shanks. . Pritchel tools are tools such as punches whose functions do not require them to be held at a particular orien