What is a UNC Socket Cap Screw?
UNC Socket Cap screws have cylindrically shaped heads in alloy steel, hex socket inserts for Allen keys, probably the most common of the socket products, also available in stainless. our sizes range from 2/56 X 7/32 -to 1 X 6.
click on the below to find out more-
https://arunfasteners.co.uk/…/un…/unc-socket-cap-screws/