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Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 5/8" Grade 8 [Cup Point] [External Square Drive]
Regular price 2.93 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 1-1/2" Grade 8 [Cup Point] [External Square Drive]
Regular price 5.86 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 1-3/4" Grade 8 [Cup Point] [External Square Drive]
Regular price 6.32 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 2" Grade 8 [Cup Point] [External Square Drive]
Regular price 6.74 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 2-1/2" Grade 8 [Cup Point] [External Square Drive]
Regular price 7.83 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 3" Grade 8 [Cup Point] [External Square Drive]
Regular price 8.94 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 3-1/2" Grade 8 [Cup Point] [External Square Drive]
Regular price 10.39 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 4" Grade 8 [Cup Point] [External Square Drive]
Regular price 11.78 $ CADRegular priceUnit price per
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 5/8" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_55039baa-3793-4fd8-9f88-97a0d6015bd2.png?v=1749225950&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 1-1/2" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_5965008c-5687-4f29-97d5-89d42fa92a65.png?v=1749225686&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 1-3/4" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_40e76c55-8b84-4d9f-b5d8-3d87342dfbdc.png?v=1749225678&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 2" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_5479c494-5352-4e14-904f-9d1ad3b4c3ac.png?v=1749225671&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 2-1/2" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_c6864009-b7e7-4567-8d1a-d360a0bf6a81.png?v=1749225661&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 3" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_777cb272-d275-4a3a-bd53-e01ca0992d24.png?v=1749225652&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 3-1/2" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_10beeff1-6e62-4af6-bd2e-7346124a03b3.png?v=1749225644&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/8-11 * 4" Grade 8 [Cup Point] [External Square Drive]](http://rjm-fasteners.myshopify.com/cdn/shop/files/Image_Jun_6__2025__11_45_43_AM-removebg-preview_9c728c43-dc1b-4a66-b7ea-a158c7ea3393.png?v=1749225636&width=533)