Hitachi SDS-Max-Bohrer 18 x 800mm Power Super Drill BitPowerful Drilling with Hitachi SDS Max Drill Bit The Hitachi SDS Max Drill Bit Power Super is engineered for robust drilling performance. This high quality drill bit provides efficient material removal and lasting durability for demanding applications. Specifications: Type: SDS Max Carbide Rotary Hammer Drill Bit Diameter: 18 mm Total Length: 920 mm Working Length: 800 mm Brand: Hitachi