kwb HB 44 SDS Plus Hammer Drill Bit Set, 4 Piece Kit for Concrete and Masonry

PRECISE DRILLING: Self-centering spiral drill bits in sizes 5, 6, 8, 10 mm with optimal chip removal for diverse materials. MULTI-SPIRAL DESIGN: Ensures efficient chip evacuation, preventing clogging and enhancing drilling performance. VERSATILE APPLICATION: Suitable for concrete, masonry, lime-sandstone, aerated concrete, hollow blocks, and more. CERTIFIED PERFORMANCE: PGM-certified by German Prüfgemeinschaft Mauerbohrer, meeting high standards of the German Institute for Building Technology. REDUCED FRICTION: Minimized wall friction leads to lower heat generation, ideal for extended use in challenging applications., Weight: 2.20462262 pounds, Manufacturer: KWB