1/4-28 Grade 8 Hex Head Cap Screws Fine (SAE) Thread Yellow Zinc Plated Alloy Steel
Made in North America (USA / Canada)
The length of a cap screw is measured from the under-head bearing surface to the extreme end of the screw. (FT)=Full Thread | (PT)=Partial Thread Thread Length on a 1/4-28 bolt is approx. 3/4" Wrench Size = 7/16"