8 in/20 x 20 mm,Material: Steel,Height: 7.8 x 0.VEVOR Cast Iron Anvil, 110 Lbs(50kg) Single Horn Anvil with Large Countertop and Stable Base, High Hardness Rugged Round Horn Anvil Blacksmith, for Bending, ShapingForged Steel ConstructionUsages of Hole & HornQuenching TreatmentSolid & Stable DesignLarge CountertopVarious ApplicationRound Hole: 0.5 inch/230 x 166 mm.