Set screws are the fully threaded UNC bolt. A2 stainless steel hexagon head set screws. UNC thread pattern. 1/4" UNC 20tpi. 5/16" UNC 18tpi. 3/8" UNC 16tpi. 1/2" UNC 13tpi. Manufactured from A2 Stainless Steel For Improved Corrosion Resistance.
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