Coarse thread: 90

ideal for exterior use with woods like cedar and redwood

3/8-16 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (10)

5/16-18 x 5 Grade 5 Hex Cap Screw Plain Domestic USA (250)

5/16-18 x 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (100)

1/4 x 1 3/4 Simpson Hex Head Titen Turbo™ Concrete and Masonry Screw Anchor Zinc Plated w/ Ceramic Coat Blue (5/16 in. Hex) - Box (100) 7/16-20 Grade 8 Hex Cap Screws Plain - Domestic USA Coarse thread: 90The 1 4 x 1 3 4 Simpson Hex Head Titen Turbo Concrete and Masonry Screw Anchor provides superior performance and corrosion resistance with its zinc plated and ceramic coated steel construction. The 5 16 inch hex head ensures a secure fit and quick installation. Perfect for professional or DIY use. Box includes 100 anchors.