has a head on one end and a nut fitted to the other

has head at one end and other end fits into a tapped hole in the other part to be joined

has both the ends threaded

is provided with pointed threads

major diameter

minor diameter

pitch diameter

core diameter

10VZ

10VZ to 15Vd

15Vd to 20VZ

20Vd to 30Vd

ductile materials

brittle materials

elastic materials

all of the above

alien nut

hexagonal nut

slotted nut

any one of the above