{"product_id":"confast-5-8-in-x-6-in-galvanized-wedge-anchor-box-of-20-concrete","title":"CONFAST 5\/8 in x 6 in Galvanized Wedge Anchor (Box of 20) - Concrete","description":"\u003cp\u003eOur review of the CONFAST 5\/8 in x 6 in Galvanized Wedge Anchor finds it best suited for contractors, framers, and DIYers who need a simple, durable concrete fastener. The single biggest reason to buy is its practical balance of heavy-duty galvanized carbon-steel construction and complete hardware packaging, which lets installers set anchors quickly without hunting down separate nuts and washers. This review focuses on real installation details, environmental suitability, and whether the anchors deliver reliable hold in concrete work.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanized finish:\u003c\/strong\u003e The zinc-coated carbon-steel helps prevent rusting in damp environments so anchors hold longer when exposed to moisture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete kit:\u003c\/strong\u003e Each anchor is packaged with matching nuts and washers for a fast, complete installation without sourcing extra parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcrete-only design:\u003c\/strong\u003e Engineered specifically for use in concrete, the wedge expansion mechanism provides strong load transfer when installed to the recommended embedment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraightforward sizing:\u003c\/strong\u003e The hole diameter equals the anchor diameter so ordering and drilling are simpler for busy job sites and less prone to bit mismatch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong thread run:\u003c\/strong\u003e Four inches of threads let installers adjust and clamp a range of material thicknesses without sacrificing embedment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe CONFAST wedge anchors are ideal for professionals and experienced DIYers who anchor structural or heavy-duty attachments to poured concrete, such as attaching treated lumber, steel plates, or building supports. The box of 20 suits small to medium jobs or maintenance teams that prefer buying anchors in ready-to-use batches.\u003c\/p\u003e\u003cp\u003eThose who need anchors for block, brick, or hollow base materials should look elsewhere, as these are designed for concrete only. Also, if you require stainless hardware for long-term marine exposure, a stainless anchor would be a better choice than the galvanized finish.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGalvanized coating offers corrosion resistance for damp conditions and improves long-term value.\u003c\/li\u003e\n\u003cli\u003ePackaged with nuts and washers so installations are faster and fewer trips to the supplier are required.\u003c\/li\u003e\n\u003cli\u003eClear hole-to-anchor sizing simplifies drilling and reduces installation errors.\u003c\/li\u003e\n\u003cli\u003eRobust carbon-steel construction provides dependable anchor strength for structural attachments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned only for concrete; not suitable for block or brick applications.\u003c\/li\u003e\n\u003cli\u003eGalvanized finish is good for damp environments but not as corrosion-resistant as stainless in marine settings.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnchor diameter\u003c\/td\u003e\n\u003ctd\u003e5\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnchor length\u003c\/td\u003e\n\u003ctd\u003e6 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread length\u003c\/td\u003e\n\u003ctd\u003e4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired hole diameter\u003c\/td\u003e\n\u003ctd\u003e5\/8 in (match bit to anchor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum embedment\u003c\/td\u003e\n\u003ctd\u003e2-3\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial and finish\u003c\/td\u003e\n\u003ctd\u003eGalvanized carbon-steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage quantity\u003c\/td\u003e\n\u003ctd\u003eBox of 20 with nuts and washers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe CONFAST 5\/8 in x 6 in Galvanized Wedge Anchor is a practical, cost-effective choice for concrete anchoring when corrosion resistance and ready-to-use hardware matter. It is recommended for tradespeople and homeowners anchoring structural elements to poured concrete who want reliable performance and easy installation; choose stainless or a different style only if your substrate or exposure demands it.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan these anchors be used in block or brick?\u003c\/strong\u003e\u003cbr\u003eNo. These wedge anchors are designed for poured concrete only and should not be used in block or brick base material.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat drill bit should be used?\u003c\/strong\u003e\u003cbr\u003eUse a carbide-tipped bit that meets ANSI standards in a hammer drill and drill a 5\/8 in hole to match the anchor diameter.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the included nuts and washers compatible?\u003c\/strong\u003e\u003cbr\u003eYes, each anchor is packaged with matching nuts and washers so you can install them immediately without additional hardware.\u003c\/p\u003e","brand":"CONFAST","offers":[{"title":"Default Title","offer_id":48627063029979,"sku":"B071VZFBN7","price":88.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71itY3pozmL._SL1500_9361f29b-3668-4182-bb41-96f448858d4f.jpg?v=1778477533","url":"https:\/\/gearmusthave.com\/products\/confast-5-8-in-x-6-in-galvanized-wedge-anchor-box-of-20-concrete","provider":"GearMustHave","version":"1.0","type":"link"}