Square Head Screw Full Thread Black-Oxide Alloy Steel 7/16-18 * 6" Grade 8 [Cup Point] [External Square Drive] button_head_cap_screw a width of 20 and

a width of 20 and a length of 2

The rod has a length of 144" and a thread of 1/2-13

The screw has a length of 5" and a thread of 1/2-13

This hexagonal bolt has a length of 4-1/2" with a threading of 1-1/8-7 [Partially Threaded]

ASTM A574M

Square Head Screw Full Thread Black-Oxide Alloy Steel 7/16-18 * 6" Grade 8 [Cup Point] [External Square Drive] button_head_cap_screw a width of 20 andUse 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 6" and a thread of 7 16 18.