{"product_id":"f0000-0578-009-014502","title":"Backer-On Rock-On No. 9 X 1-5\/8 in. L Star Flat Head Serrated Cement Board Screws","description":"\u003cp\u003eBacker-On Rock-On 1-5\/8 in. cement board screws are designed for attaching Hardie Backer or equivalent fiber cement backer board to wood or light gauge steel studs. Backer-On Rock-On's patented serrated head design countersinks for flush seating at any angle, providing a smooth surface for tile. The Star drive recess with T-25 bit provides Stikfit for 1-handed installation. Backer-On Rock-On screws feature a Climacoat corrosion-resistant finish that prevents rust from bleeding into the grout and are perfect for use in high-moisture areas such as baths, showers, countertops, and floors. Conforms to ANSI A108.11 for cement board attachment. Backer-On Rock-On screws can be installed with a standard impact or drill\/driver.\u003c\/p\u003e","brand":"ITW BRANDS","offers":[{"title":"Default Title","offer_id":50104668881194,"sku":"F0000-0578-009-014502","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/6548\/7402\/files\/5043640_A.eps_High.jpg?v=1744378940","url":"https:\/\/b1gsvk-8a.myshopify.com\/products\/f0000-0578-009-014502","provider":"Pro Serve US","version":"1.0","type":"link"}