Flat Head Socket Cap ScrewsThe socket head cap is one of our most common socket products. It comes in alloy or stainless steel and works in most applications, usually machine assemblies and tooling.
U.N.R.C. Coarse Thread / Class 3A Threads
Tensile Strength:145,000 psi. min. (thru 1/2" diameter)
135,000 psi. min. (over 1/2" diameter)
Manufactured to ASME B18.3 specifications / Heat Treated Alloy Steel