The surface of this item is covered with a pattern of tiny indentations.

A hammerblock shield or suit of armor magically turns away bludgeoning weapons, such as maces and clubs. While wearing armor or carrying a shield that has this property, you gain damage reduction 5/piercing or slashing.

Prerequisites: Craft Magic Arms and Armor, stoneskin.
Cost to Create: 2,000 gp (plus 150 gp for base item), 160 XP, 4 days.