... Professional Diamond Core Drill Bit Wet cutting & Dry cutting wide range of building materials. Suitable Cutting reinforced concrete, brick/block. Very Fast ... 1000mm.Available diamenter from 14mm to 600mm.Available all kinds of connection thread, such as 1/2"BSP, 1-1/4 ... "UNC, PIXIE, M22, M16 and ect....Available all kinds of segment designs, segments type.Segments height can be adjusted according ...