Centre point. Active centre point for cutting in concrete. Durable carbide with fine grain. Long life and best resistance. 2-cutter, AWB brazing and hardening. Diameter optimized brazing and hardening technology increases the robustness of the drill and reduces vibration during drilling. Diamond-ground cutting edges. Special grinding enables multi-purpose drilling. 4-spiral Dura design. Reinforced core diameter for greater resistance and stability when drilling in concrete. Suitable for virtually all interior materials such as concrete, masonry, brick, eternit, lightweight materials, multi-layer materials, ceramics and tiles, wood, plastic, metal sheets, and aluminium. Optimum results with rotary and percussive drilling. Drill bit colour: blue, bright ground. Pack of 8. 80 x 120 mm, diameter 10 mm.