New Hexagon Anvil. This is a new hexagon anvil. Used as a base for riveting drilling and staking small parts. It is case hardened and well polished for long life. It has 15 holes from 3/64" to 1/4" (1 to 6.5 mm) and has 5 slots. Newer versions of the item shown may be shipped, as a result, there may be a slight variation in color and design.