{"product_id":"simpson-strong-tie-no-9-x-1-5-8-in-l-square-galvanized-coarse-cement-board-screws-1500-pk","title":"Simpson Strong-Tie No. 9 X 1-5\/8 in. L Square Galvanized Coarse Cement Board Screws 1500 pk","description":"\u003cdiv\u003e\n\u003cp\u003eWhen you’re installing exterior tile or cement board, you need a fastener you can rely on from first drive to long-term performance. The Simpson Strong-Tie No. 9 x 1-5\/8 in. L Square Galvanized Coarse Cement Board Screws (1500 pk) are engineered for durable, rust-resistant holding power in outdoor environments. These screws are purpose-built for cement board assemblies, delivering consistent bite and a flush finished surface for tiles and bedding materials.\u003c\/p\u003e \u003cp\u003eDesigned to meet the demands of outdoor installations, these screws pair a wafer head with a square-drive configuration. The dense, coarse thread provides strong gripping power in substrates commonly used with cement board, while the galvanized steel coating resists corrosion in moisture-rich settings. The 1-5\/8 inch length strikes a balance between secure anchoring and minimizing board visibility, helping your tiling projects look clean and professional.\u003c\/p\u003e \u003ch2\u003eWhy choose Simpson Strong-Tie cement board screws\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSquare-drive reliability\u003c\/strong\u003e – precise torque control and reduced cam-out for faster, more consistent driving.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWafer head for flush seating\u003c\/strong\u003e – sits neatly against the cement board surface, promoting a smooth substrate for tile application.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCoarse-thread, galvanized steel\u003c\/strong\u003e – exceptional bite in wood or similar backing without sacrificing outdoor durability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOutdoor-ready finish\u003c\/strong\u003e – galvanization protects against rust and corrosion in damp, exposed environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBulk convenience\u003c\/strong\u003e – 1,500 screws in a boxed pack keeps your project moving without reordering delays.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eExterior tile installations on cement backer boards for patios, facades, and outdoor living spaces\u003c\/li\u003e \u003cli\u003eOutdoor showers, pool surrounds, and damp-area tile projects where long-lasting fasteners are essential\u003c\/li\u003e \u003cli\u003eAny cement board application in moisture-prone environments requiring a sturdy, corrosion-resistant fastener\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct details\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Simpson Strong-Tie\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Cement Board Screws\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Galvanized\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHead style:\u003c\/strong\u003e Wafer\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive style:\u003c\/strong\u003e Square\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 1-5\/8 in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCallout size:\u003c\/strong\u003e No. 9\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThread type:\u003c\/strong\u003e Coarse\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber in package:\u003c\/strong\u003e 1500\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Boxed\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndoor\/Outdoor:\u003c\/strong\u003e Outdoor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Simpson Strong-Tie","offers":[{"title":"Default Title","offer_id":52205064093970,"sku":"5000150","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/5000150_A.eps_High.jpg?v=1776467778","url":"https:\/\/nationalhardwaregroup.com\/products\/simpson-strong-tie-no-9-x-1-5-8-in-l-square-galvanized-coarse-cement-board-screws-1500-pk","provider":"National Hardware Group","version":"1.0","type":"link"}