84 of the bolts used were 0.026 inches (0.66 mm) too small in diameter in airplane 
84 of the bolts used were 0.026 inches (0.66 mm) too small in diameter in airplane --s 750 --uplight
84 of the bolts used were 0.026 inches (0.66 mm) too small in diameter in airplane
a 3d model of a cylinder with the number 83 on it
a 3d model of a sphere with a lot of holes in it
a jar filled with a large number of screws
a diagram showing the parts of an airplane