Socket Head Cap Screw Full Thread Black Steel 1-1/2-6 * 2-3/4" Grade 8 [Cup Point] [Allen Drive] Quantity:Unity The screws have a thread

The screws have a thread of 1-1/2-6 and a length of 5-1/2

The screw has a length of 1-1/2" and a thread of 1-14

The screw has a length of 3-1/4" and a thread of 3/8-16

The screw has a length of 1-1/2" and a thread of 1-8

Socket Head Cap Screw Full Thread Black Steel 1-1/2-6 * 2-3/4" Grade 8 [Cup Point] [Allen Drive] Quantity:Unity The screws have a threadWith 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 screw has a length of 2 3 4" and a thread of 1 1 2 6. 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