As long as they will not be undersized after turning.
Yes. It does not make a difference whether is is the conventional, slotted or drilled rotors. They can all be machined in a brake lathe with the same accurate result.
you can't buy new ones
If rotors are smooth and shiny, they are good. If still not certain, ask at brake shop.
In 99% of cars, no. The only exception to this is if your rotors are drilled and/or slotted in a directional way. If your rotors are just normal ones, there is no such thing as a left or a right rotor.
A lot of the aftermarket rotors are drilled and/or slotted to dissapate heat. Check with Baer on the net.
R1 concepts sales slotted and drilled front rotors with ceramic pads for under 150.00
Don't go with slotted rotors for a ranger. The slots are made to wear a very slight bit off the break pad every time they pass to make a clean surface on the pads. This wears the pads down much faster than drilled or solid rotors. Slots should really only be used for racing applications. Another function of the slots is to remove gasses from between the pad and disk for better contact. Drilled rotors do this just as well and won't wear the pads as fast.
Turning slotted head screws.
It will require a special slotted socket that can only be used for the one purpose. The cost does not justify the means.
The word slotted is a verb. It is the past tense of the verb slot.
the use of the slotted weight is to throw it like a ninja star at your friends!