Lasts up to 3 times longer than standard drills - drilling through reinforced concrete is a difficult task, which demands a lot from hammer drills. Even 4-tailors take off quickly. There is downtime when changing supplies and purchasing supplies. The full carbide head on the Expert SDS max-8X is an advanced 4-cutter that consists of a single piece of the hardest metal: It does not stick and shows no weakness in impact drilling. Thanks to Bosch Carbide Technology and the full carbide head, the Expert SDS max-8X is much longer than normal hammer drills. It effectively penetrates the armor, so you don't have to stop, re-aim or change the drill when you hit steel. For construction professionals who regularly drill concrete and reinforced concrete, e.g. for heavy anchors or reinforcement extensions. The Bosch Expert SDS max-8X hammer drill offers unparalleling performance, reliability and durability. It IS the expert accessory for SDS max hammer drills. Suitable for all SDS max. hammer dril