B250 – Fits 250mm Core Bit – Standard Block (Metric) Style:With Bolt Block Weight: 636

Block Weight: 636

Block Dimensions: 221mm x 75mm (Note: this refers to block size

Block Dimensions: 188mm x 75mm (Note: this refers to block size

Block Dimensions: 154mm x 75mm (Note: this refers to block size

Core Bit Fit: Designed for 5 Inch (127mm) Core Drill Bits

B250 – Fits 250mm Core Bit – Standard Block (Metric) Style:With Bolt Block Weight: 636Designed for precision, safety, and speed when core drilling by hand. The B250 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 B250 delivers bulls eye accuracy, faster setup, and safer operation on concrete walls, floors, manholes, pipes and more. Key Features: Core Bit Fit: Designed for