1.CAST IRON ANVIL HOLDER: High strength durable solid cast steel made by a high temperature hardening process to withstand the impact of the welding process. The anvil base is made of excellent material with a hardness of 40 HRC or more. The smooth surface allows you to shape your tool the way you see fit. 2.Two different uses: anvil holders are available with round and flat horns. Rounded corners are used for smoothing, bending and shaping, fitting, punching and turning, and flat horns are good for punching and turning hardware. 3. built: our tools help you with home, garage and industrial projects. Professional quality makes repairs easy with our cast iron anvil holders. High quality and innovative professional tools for construction, carpentry, machine maintenance and home repair. 4.Versatile applications: anvils are ideal for hammering, straightening and shaping workpieces. It is widely used by metalworkers and blacksmiths in any metal shop. It is perfect for riveting, flattening, forging and shaping metal.