B38 – Fits 38mm Core Bit – Standard Block (Metric) AB Block Imperial the AB150 delivers consistent accuracy

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B38 – Fits 38mm Core Bit – Standard Block (Metric) AB Block Imperial the AB150 delivers consistent accuracyDesigned for precision, safety, and speed when core drilling by hand. The B38 Block is built to help you hit the mark every time no expensive rigs, no risky setups. Just accurate, safe, and efficient drilling. Trusted by core drillers, plumbers, sparkies, drain layers, and even DIYers, the B38 delivers bulls eye accuracy, faster setup, and safer operation on concrete walls, floors, manholes, pipes and more. Key Features: Core Bit Fit: Designed for