UNC Drill Bits

Diamond Core Bit UNC Adaptor 1 1/4 inch UNC Female to 1/2 inch BSP Male

Diamond Core Bit UNC Adaptor 1/2 inch BSP Female to 1 1/4 inch UNC Male

Diamond Core Bit UNC Extension 1 1/4 inch Male to Female 300mm

Pro Series UNC Matrix Diamond Drill 1 1/4 UNC

Diamond Core Bit UNC Adaptor 1/2 inch BSP Female to 1/2 inch BSP Male

Diamond Core Bit UNC Extension 1 1/4 inch Male to Female 240mm

Diamond Core Bit UNC Extension 1 1/4 inch Male to Female 150mm