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![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [External Square Drive]](//www.lesattachesrjm.com/cdn/shop/products/square_NR_3702e84c-7f8a-4868-b16a-2fd91d8fb328.png?v=1591634967&width=533)
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [External Square Drive]
Regular price 2.53 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [Flat Point] [External Square Drive]
Regular price 2.42 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [Oval Point] [External Square Drive]
Regular price 2.79 $ CADRegular priceUnit price per -
Square Head Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Cup Point] [Allen Drive]
Regular price 1.49 $ CADRegular priceUnit price per -
Truss Head Machine Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Philips Drive]
Regular price 1.11 $ CADRegular priceUnit price per -
Truss Head Machine Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Slotted Drive]
Regular price 1.59 $ CADRegular priceUnit price per -
Undercut Flat Head Machine Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Philips Drive]
Regular price From 0.62 $ CADRegular priceUnit price per0.67 $ CADSale price From 0.62 $ CADSale
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [External Square Drive]](http://www.lesattachesrjm.com/cdn/shop/products/square_NR_3702e84c-7f8a-4868-b16a-2fd91d8fb328.png?v=1591634967&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [Flat Point] [External Square Drive]](http://www.lesattachesrjm.com/cdn/shop/products/square_NR_571b52f0-4d15-451b-b341-84fc28720f3d.png?v=1591634969&width=533)
![Square Head Screw Full Thread Black-Oxide Alloy Steel 5/16-18 * 1/2" Grade 8 [Oval Point] [External Square Drive]](http://www.lesattachesrjm.com/cdn/shop/products/square_NR_6600357a-6cba-4b42-a4e4-2893a8f4c085.png?v=1591634970&width=533)
![Square Head Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Cup Point] [Allen Drive]](http://www.lesattachesrjm.com/cdn/shop/products/square_SS_3fe83610-d595-4b16-aa43-6ff938fbbb35.png?v=1591041491&width=533)
![Truss Head Machine Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Philips Drive]](http://www.lesattachesrjm.com/cdn/shop/products/truss_head_FT_SS_18703dad-f0a7-44c8-92c6-b67fb706fee2.png?v=1595609486&width=533)
![Truss Head Machine Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Slotted Drive]](http://www.lesattachesrjm.com/cdn/shop/products/truss_head_FT_SS_S_b0950dc4-7cc4-4a2e-a402-79247be7c153.png?v=1595609487&width=533)
![Undercut Flat Head Machine Screw Full Thread Stainless Steel 5/16-18 * 1/2" [Philips Drive]](http://www.lesattachesrjm.com/cdn/shop/products/flat_head_FT_undercut_SS_4fe5c7b4-e70a-480e-8df6-7aefdbb8b601.png?v=1579284497&width=533)