This set including SIX Terminal Blocks. 12 terminals in each block (total 72 terminals)

These terminal blocks are different to the standard electrical one.

the terminals including wire protector.

The protector is clamping the wires and prevent the contact with the screw that may crash and smash the wires. This is important when using electronic (oppose to electrical) wires, small diameter, single copper as data, communication, cat 5, 6, 8 and similar.

The terminal is also perfect for electric wires