RBX.lua.Hole (Object)
From Legacy Roblox Wiki
This creates a black coloured hole within an object. As of now, the purpose of this is undiscovered, but it was most likely going to be used to stabilize motors, as VelocityMotors have a "hole" property.
Functions
The Hole object only uses the global functions.
Properties
In addition to the global properties, the Hole object also uses these:
Events
The Hole object only incorporates the global events.