B78 – Fits 78mm Core Bit – Standard Block (Metric) Accessories Block Weight: 519

Block Weight: 519

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B78 – Fits 78mm Core Bit – Standard Block (Metric) Accessories Block Weight: 519Designed for precision, safety, and speed when core drilling by hand. The B78 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 B78 delivers bulls eye accuracy, faster setup, and safer operation on concrete, plastic, drain pipes, steel channel, wood and more. Key Features: Core Bit Fit: