Square Head Screw Full Thread Black-Oxide Alloy Steel 7/8-9 * 12" Grade 8 [Cup Point] [External Square Drive] Quantity:Unity The screws have a thread

The screws have a thread of 1-8 and a length of 20

The screw has a length of 8" and a thread of 9/16-12

This hexagonal bolt has a length of 4" with a threading of 7/8-9 [Partially Threaded]

The screws have a thread of 1-3/4-5 and a length of 18

They are at least 25% stronger than medium-strength steel washers

Square Head Screw Full Thread Black-Oxide Alloy Steel 7/8-9 * 12" Grade 8 [Cup Point] [External Square Drive] Quantity:Unity The screws have a threadUse 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 12" and a thread of 7 8 9.