Hull type
From GMod Wiki
Hull_Types are a kind of enumeration.
They are listed below:
HULL_HUMAN = 0 // Combine, Stalker, Zombie... HULL_SMALL_CENTERED = 1 // Scanner HULL_WIDE_HUMAN = 2 // Vortigaunt HULL_TINY = 3 // Headcrab HULL_WIDE_SHORT = 4 // Bullsquid HULL_MEDIUM = 5 // Cremator HULL_TINY_CENTERED = 6 // Manhack HULL_LARGE = 7 // Antlion Guard HULL_LARGE_CENTERED = 8 // Mortar Synth HULL_MEDIUM_TALL = 9 // Ministrider