Diamond Dry Core Bit 117mm x 150mm 1/2in BSP Thread - Diamond Core Drills - Drill Bits - Core & Diamond - Drill Bits - Drill Bits & Holesaws - Power Tool
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117mm x 150mm Diamond Core Drill Bit - Hole Cutter for Brick Wall Concrete Block - Loops : Amazon.co.uk: DIY & Tools
117mm x 150mm Long Diamond Core Drill Bit. 1/2" BSP Thread. For Wet Or Dry Drilling. For Concrete Masonry Stone Brick Etc | DIY at B&Q
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