Manual dexterity is the ability to move the hands with skill and coordination.

the definition of craft is-

an art, trade, or occupation requiring special skill, esp. manual skill

an art, trade, or occupation requiring special skill, especially manual skill: the craft of a mason.

where you skate, with the front wheels of the ground, it takes good balance and skill do do it. You can also do a nose manual if you lift the back wheels up.

You can use either. A manual requires more skill, however, they make clutchless manuals, now, and most automatics for racing, are full manual.