Square Head Screw Full Thread Black-Oxide Alloy Steel 1-8 * 4-1/2" Grade 8 [Cup Point] [External Square Drive] Quantity:Unity This hexagonal bolt has a

This hexagonal bolt has a length of 4-1/2" with a threading of 1-14 [Partially Threaded]

This hexagonal bolt has a length of 4-1/2" with a threading of 1-1/4-12 [Partially Threaded]

The screws have a thread of 1-1/4-7 and a length of 12

This hexagonal bolt has a length of 9" with a threading of 7/8-9 [Partially Threaded]

Square Head Screw Full Thread Black-Oxide Alloy Steel 1-8 * 4-1/2" Grade 8 [Cup Point] [External Square Drive] Quantity:Unity This hexagonal bolt has aUse these set screws for light duty holding. A square head allows them to be turned by hand, or fastened with a wrench when you need more torque. The cup point has a thin edge that digs into the contact surface for a secure hold. Length is measured from under the head. The screw has a length of 4 1 2" and a thread of 1 8.