TIMCO Premium Dry Diamond Core Drill Bit - GPCP52150- you get 2

Universal dry core for drilling large, clean holes in most building materials including semi-engineering bricks, clay products and limestone. Armoured fitment body for strength & durability Rifled body for excellent dust extraction Precision manufactured for low noise and vibration Long life high quality diamond Fast cutting 10mm turbo segments Easy core removal slots Multiple slots for enhanced cooling 1/2 BSP fitment FOR ROTARY MODE ONLY" Diameter mm: N/A Drill Dia. mm: 52.0 Length mm: 150 Segment Height mm: 10.0 Total Length mm: N/A Weld Type: Silver Soldered Material: N/A Contents: N/A