You are buying 

Steel self colour

Whitworth BSW

Socket cap screws

With a hexagonal head for a hex allen key

Thread size: 3/16"  -  5/8"

Screw length: 1/4"  -  6"

Please note that once they pass 1 1/4" long they become part threaded

Choose from the drop down menu to select the size and amount required

As these are new old stock there may be some slight tarnishing and rusting

The pictures shown are stock pictures to represent the head shape

We also have listed various other sizes and head shapes

All with free UK postage