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

The rod has a thread of 1-8 and a length of 36"

The rod has a thread of 1-8 and a length of 144"

Fine and extra-fine threads are closely spaced to prevent loosening from vibration: the finer the thread

The screws have a thread of 1-8 and a length of 3-3/4

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