Socket Head Cap Screw Fine & Full Thread Black Steel 1-1/4-12 * 2" Grade 8 [Cup Point] [Allen Drive] Quantity:Unity The screws have a thread

The screws have a thread of 1-1/4-7 and a length of 8

This hexagonal bolt has a length of 9" with a threading of 1-14 [Partially Threaded]

About half the strength of medium-strength steel threaded rods

This hexagonal bolt has a length of 10 with a threading of 5/8-11 [Partially Threaded]

The screw has a length of 2-1/2" and a thread of 7/8-14

Socket Head Cap Screw Fine & Full Thread Black Steel 1-1/4-12 * 2" 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. Black oxide steel screws are mildly corrosion resistant in dry environments. Fine and extra fine threads are closely spaced to prevent loosening from vibration: the finer the thread, the better the resistance. They are not compatible with coarse threads.