5/16"-18 Socket Head Cap Screw, Titanium, 1-1/2 in Length, Allied Titanium, Mfr#: 0017772

These socket drives screws are TRUE TITANIUM(TM), specifically commercially pure Grade 2 (CP) titanium. Like platinum and gold, titanium is an element near the top of the galvanic scale and its resistance to corrosion of all kinds is legendary. Its positi