Photo 1 of DaduoRi 6 1/4" Wet Core Drill Bit, 1-1/4"-7 Thread, High-Performance 6.25 Inch Diamond Core Bits for Concrete, 14" Drilling Depth for Reinforced Concrete, Masonry, Brick Block,Cement, Stucco(159mm)

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Photo 1 of DaduoRi 6 1/4" Wet Core Drill Bit, 1-1/4"-7 Thread, High-Performance 6.25 Inch Diamond Core Bits for Concrete, 14" Drilling Depth for Reinforced Concrete, Masonry, Brick Block,Cement, Stucco(159mm)Photo 2 of DaduoRi 6 1/4" Wet Core Drill Bit, 1-1/4"-7 Thread, High-Performance 6.25 Inch Diamond Core Bits for Concrete, 14" Drilling Depth for Reinforced Concrete, Masonry, Brick Block,Cement, Stucco(159mm)