• Drilling in various applications. • CYL-9 Multi Construction multi-purpose drill bits. • Active centering tip for active drilling in concrete. • Durable carbide with very fine grain for long life and maximum resistance capacity. • Optimized welding and hardening technology to increase drill bit robustness and reduce vibrations during drilling. • Diamond-ground cutting edges for drilling almost all materials or multi-layer materials. • 4-flute Dura design with reinforced core diameter to improve resistance and stability when drilling concrete. • Suitable for virtually all types of interior finishing materials, such as concrete, masonry, brick, eternit, lightweight or multi-layer construction materials, ceramics and tiles, wood, plastic, metal sheets, and aluminum. • Optimal results in rotary and percussion drilling. • Drill bit color: blue, polished to shine.