Reliable Drilling in Masonry - The Standard for Universal Diamond Dry Core Cutter delivers reliable drilling in masonry. Its segments are laser-welded to ensure durability and enable dry masonry drilling for joint boxes, socket outlets, sanitary delivery pipes, etc. This Dry Core Cutter is intended for such building materials as limestone, brick and masonry. It is suitable for use with diamond drilling tools. Fits 1/2-inch threaded diamond drills. Features and Benefits • Reliable Drilling in Masonry • Standard for Universal Diamond Dry Core Cutter delivers reliable drilling in masonry • Segments are laser-welded to ensure durability Specifications Diameter: 117mm Working length: 150mm Shank type: G 1/2" Number of segments: 6 Segment height: 7,0mm Shank: G 1/2