{"product_id":"confast-1-4-in-x-2-3-4-in-hex-head-concrete-screw-anchor-bit","title":"CONFAST 1\/4 in x 2-3\/4 in Hex Head Concrete Screw Anchor - Bit","description":"\u003cp\u003eIn this review of the CONFAST 1\/4 in x 2-3\/4 in Hex Head Concrete Screw Anchor, the bottom line is simple: this box of 100 is aimed at tradespeople and DIYers who need a dependable, ready-to-use concrete fastener with the correct drill bit included. The single biggest reason to buy is convenience combined with consistent performance - each box ships with a matched carbide bit, which helps achieve recommended hole size and improves holding values compared with mismatched bits. The review covers installation, real-world use on block and brick, and who gets the most value from these anchors.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBit included:\u003c\/strong\u003e Each box contains a properly sized carbide bit, which reduces waste and ensures holes meet the 3\/16 in requirement for reliable anchoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlotted hex head:\u003c\/strong\u003e The hex washer head sits flush on the surface and can be driven with a 5\/16 in nut driver for quicker installation on repetitive jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-tapping design:\u003c\/strong\u003e The screw taps its own threads in masonry, eliminating the need for separate anchor inserts and speeding up installs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiamond point:\u003c\/strong\u003e The sharpened point makes starts easier and reduces walking, saving time when driving screws into block or brick.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon steel construction:\u003c\/strong\u003e The steel body provides the strength needed for structural attachments to concrete, block, and brick in dry environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThese concrete screws suit contractors, framers, and serious DIYers who frequently fasten wood or metal to masonry and want a bulk option with the correct drill bit included. The 100 per box quantity and included bit make them a practical pick for projects like attaching plates, furring, or mounting 2x4s to concrete block.\u003c\/p\u003e\u003cp\u003eThose who need corrosion resistance for outdoor or wet locations should look elsewhere, since the product is specified for dry environments and carbon steel construction; also buyers who only need a few fasteners may prefer smaller pack sizes or single screws.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBit included improves hole consistency and holding strength compared with mismatched bits.\u003c\/li\u003e\n\u003cli\u003eEasy to drive with a 5\/16 in nut driver and diamond point reduces start time.\u003c\/li\u003e\n\u003cli\u003eSelf-tapping threads remove need for separate anchors, saving time and cost.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCarbon steel and dry-environment designation limit use for outdoor or high-moisture applications.\u003c\/li\u003e\n\u003cli\u003eSome customers report mixed feedback on head durability, so heavy over-torquing may risk damage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCONFAST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e1\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e2-3\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHole diameter \/ bit\u003c\/td\u003e\n\u003ctd\u003e3\/16 in carbide tipped bit (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead style\u003c\/td\u003e\n\u003ctd\u003eHex washer head, slotted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCarbon steel, blue finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver\u003c\/td\u003e\n\u003ctd\u003e5\/16 in nut driver required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe CONFAST 1\/4 in x 2-3\/4 in concrete screws are a solid value for anyone fastening into concrete, block, or brick in dry conditions; the included bit and self-tapping design speed installs and improve holding compared with mismatched kits. For interior masonry work and projects that demand many fasteners, this 100-count box delivers dependable performance and cost savings.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat size hole do I drill?\u003c\/strong\u003e\u003cbr\u003eDrill a 3\/16 in hole using a carbide tipped bit in a hammer drill, which is the size specified for correct anchoring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan these be used outdoors?\u003c\/strong\u003e\u003cbr\u003eThe anchors are carbon steel and specified for dry environments, so they are not recommended for prolonged outdoor or wet use without additional corrosion protection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat driver do I need?\u003c\/strong\u003e\u003cbr\u003eUse a 5\/16 in nut driver to drive the slotted hex washer head for efficient installation.\u003c\/p\u003e","brand":"CONFAST","offers":[{"title":"Default Title","offer_id":48192192839899,"sku":"B08N58YWW4","price":32.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/613l6cmPoNL._SL1500.jpg?v=1770270653","url":"https:\/\/gearmusthave.com\/products\/confast-1-4-in-x-2-3-4-in-hex-head-concrete-screw-anchor-bit","provider":"GearMustHave","version":"1.0","type":"link"}