Solid carbide head with four carbide cutting edges in "X" configuration for optimum drilling performance. Special two-component tungsten carbide incorporating gradient technology for superior impact absorption and high resistance to overheating. New helix design for rapid drilling progress - each carbide cutting edge runs out in its own flute, ensuring excellent removal of dust and fragments. Connection: TE-C (SDS Plus) Length:6 in Working Length:4 in Diameter: 1/4 in Working Modes: Hammer Drilling, Drilling For Use With: Concrete, Reinforced Concrete, Masonry, Natural Stone Package Quanity: 8 pieces Hilti PN: 2025906