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

Square Head Screw Full Thread Black-Oxide Alloy Steel 7/8-9 * 12" Grade 8 [Cup Point] [External Square Drive] Quantity:UnityUse 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.

The screws have a thread of 1-8 and a length of 6-1/2

The screw has a length of 4-3/4" and a thread of 5/8-11

The screw has a length of 1" and a thread of 3/8-16

The screw has a length of 3-3/4" and a thread of 7/8-9

This hexagonal bolt has a length of 9 with a threading of 1-1/2-6 [Partially Threaded]

The screw has a length of 2-1/2" and a thread of 1-1/4-7

This hexagonal bolt has a length of 8" with a threading of 1-1/8-12 [Partially Threaded]

Screws that meet ASTMA574

but their holding power lessens with each use

This hexagonal bolt has a length of 9" with a threading of 3/4-16 [Partially Threaded]

This hexagonal bolt has a length of 12" with a threading of 5/8-11 [Partially Threaded]

is the distance a nut or handle moves with one revolution of the lead screw