{"product_id":"simpson-strong-tie-no-10-sizes-x-3-1-2-in-l-lobe-flat-head-deck-screws-4-5-lb-250-pk","title":"Simpson Strong-Tie No. 10 Sizes X 3-1\/2 in. L Lobe Flat Head Deck Screws 4.5 lb 250 pk","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for durability in outdoor environments, the Simpson Strong-Tie No. 10 x 3-1\/2 in. Lobe Flat Head Deck Screws pair premium 316-grade stainless steel with a protective coating to resist moisture, humidity, and the wear of seasonal weather. Designed specifically for exterior deck applications, these screws deliver lasting hold and a clean, professional finish as they stand up to sun, rain, and salt exposure.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey features at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial and finish:\u003c\/strong\u003e 316 stainless steel with a coating for superior corrosion resistance in outdoor settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHead and drive:\u003c\/strong\u003e Flat head sits flush with the deck surface for a smooth, finished look; Lobe drive minimizes cam-out for steady, consistent driving.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSize and quantity:\u003c\/strong\u003e No. 10 diameter, 3-1\/2 in length, with a 4.5 lb box containing 250 screws.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Boxed, not collated, for straightforward handling and controlled installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOutdoor suitability:\u003c\/strong\u003e Specifically designed for exterior decking projects and common lumber species used in outdoor builds.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy these screws stand out\u003c\/h3\u003e\n\u003cp\u003eUnlike general-purpose deck fasteners, these screws combine the rugged corrosion resistance of 316 stainless steel with a precision Lobe drive that helps you maintain consistent seating and reduces the likelihood of stripping during install. The flush, flat-head profile creates a seamless surface across boards, giving your deck a polished, professional appearance. With a robust 3-1\/2\" length, they provide solid anchorage for standard deck boards while the No. 10 size is versatile enough for a wide range of board and framing combinations.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003ePerfect for outdoor deck construction where reliability matters: attaching deck boards to a wood substructure, working with pressure-treated lumber, cedar, pine, or hardwood boards, and projects near coastal or damp environments where corrosion resistance is essential. The 250-count, boxed format keeps you stocked for larger builds or multiple projects without frequent ordering, while the non-collated design provides flexible, on-demand use board by board.\u003c\/p\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePre-drilling may be advisable for hardwoods to prevent splitting and to achieve a clean, flush finish with the flat head.\u003c\/li\u003e \u003cli\u003eDrive at a steady rate with a compatible driver to maximize the effectiveness of the Lobe drive and achieve consistent seating.\u003c\/li\u003e \u003cli\u003ePair with appropriate substructure screws and a high-quality deck sealant to extend the life of outdoor installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Simpson Strong-Tie","offers":[{"title":"Default Title","offer_id":52205071859986,"sku":"5000214","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/5000214_A.eps_High.jpg?v=1776467834","url":"https:\/\/nationalhardwaregroup.com\/products\/simpson-strong-tie-no-10-sizes-x-3-1-2-in-l-lobe-flat-head-deck-screws-4-5-lb-250-pk","provider":"National Hardware Group","version":"1.0","type":"link"}