Does this include the screw shown on the picture?

Yes the screw in the picture is included with this item.

Will this wheel fit Brutus model #10600?

This wheel is not for the Brutus tile cutter.

Will this fit an Ishii jp-560sta?

Yes, the Ishii 22x replacement wheel will fit the JP-560sta.

will this fit the ct-1 440 power clinker 16"

Yes, the power clinker uses the 22X 7/8" 22mm scoring wheel.

What is the diameter of the axel hole?

The axel hole is 5mm inside.

For TZ cutters ?

Ishii does not offer a TZ tile cutter. If you are referring to the Rubi TZ then no, this will not work with the Rubi TZ manual tile cutters. You will need Rubi item 1993 - CLICK HERE