Screw (

Screw (

Coarse Window Screw (Flat Head Window Screws Coarse Thread)

Posted Window (Flat Head Window Screws Coarse Thread)

Hex Hex Meta Lock NUTS

Hex Hex Hex Meta Lock Nuts

The six -ear -thread screw

** Six -Ear of all threads **

Shaft thorns

** Shaft Thorns Washer **