Everything about types of screw heads list
'ACME' is often a term that refers to a specific thread sort. All ACME screws can also be lead screws but not all lead screws are ACME screws. The ACME thread typical is accompanied by specific classes for example 2G, 3G, 2C etc.They can be Utilized in programs exactly where the head of your screw has been designed to be on clearly show. Pan head s