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JBF National hard core-core pins come manufactured from hot forged and annealed steel, and feature a ground finish. To ensure the highest quality, JBF National hard core pins are laser inspected throughout the entire manufacturing process. Hard core pin through hardness is 50/55 RC. Please see component diagram below.
Unit of Measure

Dimensions

Dimension G

 N/A 5/8 in

Dimension T

 N/A 7/8 in

Dimension R

 N/A 1/4 in

Length (L)

 N/A 10 in

Technical Specs

Brands

 N/A JBF National

Material

 N/A Hot Forged and Annealed Steel

Finish

 N/A Ground

Hardness

 N/A 50/55 Rockwell C

Drawings

 N/A