There are four main components of screws; the tip, threading, shank and the head.
Screw - Wikipedia
Air Compressor Parts List - BENEAIR AIR COMPRESSOR
What is the terminology for the metal threaded hole that one might screw a bolt into, for example when bolting plate metal to a block of metal? - Quora
What are machine screws? - Wonkee Donkee Tools
What are the parts of a hand screw clamp? - Wonkee Donkee Tools
Applications, Characteristics and Main Parts of Screw Pump - Shinjo
Screws Hardware & Lamp Parts
What are the parts of a screw? - Wonkee Donkee Tools
Ball Screws
What are the different types of screws? - Wonkee Donkee Tools
Martin Conveyor Screw Conveyor Catalog