Socket Head Cap Screw Black Oxyde Alloy Steel 1/2-13 * 11" Grade 8 [Cup Point] [Allen Drive] zinc_plated This hexagonal bolt has a

This hexagonal bolt has a length of 8 with a threading of 1-1/4-7 [Partially Threaded]

these screws are nearly twice as strong as stainless steel flat head screws

This hexagonal bolt has a length of 11 with a threading of 7/8-9 [Partially Threaded]

a width of 6 and a length of 2

The anchors have a thread of 1/2-13 and a length of 8-1/2

Socket Head Cap Screw Black Oxyde Alloy Steel 1/2-13 * 11" Grade 8 [Cup Point] [Allen Drive] zinc_plated This hexagonal bolt has aWith a tensile strength of170, 000psi, these alloy steel screws are stronger than Grade 8 steelscrews. Length is measured from under the head. Black oxide steel screws are mildly corrosion resistant in dry environments. Coarse threads are the industrystandard: choose these screws if you dont know the pitch or threads per inch. Screws that meet ASTMA574, ASTMA574M, and ISO898 1comply with specifications and testing requirements for materialquality.