Bosch Core Cutter SDS Max 68X420 mm F00Y145195 SDS max-9 Core Cutter is ideal for cutting deep holes when installing switch boxes Fine-grade highly durable carbide ensures the best wear resistance when drilling Number of asymmetric carbide teeth are adapted to the diameter for aggressive work progress and quiet operation Fits all SDS max rotary hammer drills. Materials: Concrete, Concrete building block, Lime and sand bricks, Solid brick Diameter (mm): 68 Core cutter depth (L1) (mm ): 80 Working length (L2) (mm ): 420 Choose a pack size: 1 Pcs