Socket Head Cap Screw Full Thread Stainless Steel 7/8-9 * 2" [Cup Point] [Allen Drive] thread_size_7-16-14 Galvanized steel swivels have a

Galvanized steel swivels have a thick coating for corrosion resistance

The bolts have a thread of M16 * 2

This hexagonal bolt has a length of 2" with a threading of 1-8 [Fully Threaded]

316 Stainless Steel is also recommended for it's high corrosion resistance in salty environement

Socket Head Cap Screw Full Thread Stainless Steel 7/8-9 * 2" [Cup Point] [Allen Drive] thread_size_7-16-14 Galvanized steel swivels have aMade from 18 8 stainless steel, these screws have good chemical resistance and may be mildly magnetic. Length is measured from under the head. The screw has a length of 2" and a thread of 7 8 9. Coarse threads are the industry standard: choose these screws if you dont know the pitch or threads per inch.