High-quality Fischer SDS Plus II Pointer 12/400/450 hammer drill for creating approval-compliant drill holes in concrete, masonry, and natural stone. SDS Plus holder, 12 mm diameter, 400 mm drill helix, 450 mm total length. Power breakers provide a "destruction effect," which causes microcracks in the building material and noticeably improves the drilling speed. The pronounced center point enables easy and precise spot drilling. The enlarged reinforcement chamfers reduce the probability of snagging in case of reinforcement hits. Vario-KVS helix for better energy transfer and optimum drill dust transport.