Socket Head Cap Screw Black Steel 1-1/4-7 * 16" Grade 8 [Cup Point] [Allen Drive] thread_size_1-3-4-5 This hexagonal bolt has a

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

The screws have a thread of 1-8 and a length of 20

The screw has a length of 3-1/4" and a thread of 7/8-9

Made from alloy steel

5 and comply with dimensional standards

Socket Head Cap Screw Black Steel 1-1/4-7 * 16" Grade 8 [Cup Point] [Allen Drive] thread_size_1-3-4-5 This hexagonal bolt has aWith a tensile strength of 170,000 psi, these alloy steel screws are stronger than Grade 8 steel screws. Length is measured from under the head. The screws have a thread of 1 1 4 7 and a length of 16. Black oxide steel screws are mildly corrosion resistant in dry environments. Coarse threads are the industry standard: choose these screws if you dont know the pitch or threads per inch. Screws that meet ASTM A574, ASTM A574M, and ISO 898 1 comply with