Socket Head Cap Screw Fine Thread Black Steel 3/4-16 * 6-1/2" Grade 8 [Cup Point] [Allen Drive] uss A nyloninsert grips the bolt

A nyloninsert grips the bolt to resist loosening without damaging threads

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

This hexagonal bolt has a length of 6-1/2" with a threading of 1-8 [Partially Threaded]

they're commonly used in punch and die assemblies

It is made of zinc plated and thus provide medium resistance to corrosion in both dry and wet environments

Socket Head Cap Screw Fine Thread Black Steel 3/4-16 * 6-1/2" Grade 8 [Cup Point] [Allen Drive] uss A nyloninsert grips the boltWith 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 6 1 2 and a thread of 3 4 16. Alloy 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.