Square Head Screw Full Thread Black-Oxide Alloy Steel 3/4-10 * 4" Grade 8 [Cup Point] [External Square Drive] fully_threaded these Alloy steel screws are

these Alloy steel screws are stronger than Grade 8 steel screws

these screws are nearly twice as strong as stainless steel flat head screws

The screws have a thread of 5/8-11 and a length of 9-1/2

This hexagonal bolt has a length of 12 with a threading of 1-1/2-6 [Partially Threaded]

This hexagonal bolt has a length of 15" with a threading of 1-8 [Partially Threaded]

Square Head Screw Full Thread Black-Oxide Alloy Steel 3/4-10 * 4" Grade 8 [Cup Point] [External Square Drive] fully_threaded these Alloy steel screws areUse 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" and a thread of 3 4 10.