7 inches would be luxurious. In Canada we're limited to 6cm (2.4 inches) for the head/shaft of the tool, but in practice, I've had small screwdrivers confiscate

7 inches would be luxurious. In Canada we're limited to 6cm (2.4 inches) for the head/shaft of the tool, but in practice, I've had small screwdrivers confiscated for being slightly over 6cm including the handle. https://www.catsa-acsta.gc.ca/en/item/tools https://www.catsa-acsta.gc.ca/en/item/tools