Anvil is great for forming Colour Craft wire and precious metal wires. One round horn and one flat horn with a hole for riveting and bending . It features a large flat working surface for chasing (metal and wire shaping and forming the front side of the work), bending corners, and flattening wire to harden it. The Anvil is a must for making flattened hook and eye clasps with ColourCraft Wire. Size approximately 4.1/2” (113mm) x 1” (25mm) x 5/8”(16mm) x 1.1/8”(28mm).