B62 – Fits 62mm Core Bit – Standard Block (Metric) Style:With Bolt the B3 ¾” delivers bulls-eye

the B3 ¾” delivers bulls-eye accuracy

Block Dimensions: 102mm x 75mm (Note: this refers to block size

Core Bit Fit: Designed for 45mm Core Drill Bits

The B7 ¾” Block is built to help you hit the mark every time – no expensive rigs

B62 – Fits 62mm Core Bit – Standard Block (Metric) Style:With Bolt the B3 ¾” delivers bulls-eyeDesigned for precision, safety, and speed when core drilling by hand. The B62 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 B62 delivers bulls eye accuracy, faster setup, and safer operation on concrete walls, floors, manholes, pipes and more. Key Features: Core Bit Fit: Designed for