As mentioned above, concrete screw anchors come available in different styles so that you can have a preference of design and finish when it comes to the needs of your projects. Driven by our customers, we are proud to be importers and distributors of the best fixers and accessories. In this guide, we’ll discuss what makes concrete screw anchors so effective and why you should choose them for your future projects. Wedge anchors are fasteners that rely on expanding sleeves to anchor two-by-fours permanently. holes, insert the anchors and tighten the nuts to fasten a 2×6 ledger board to concrete block. SNUG Fasteners (SNG480) 100 Qty 3/16 x 1-1/4 Flat Head Phillips Diamond Tip Concrete Screws to... $12.59 The general rule is that the harder the concrete, the better the fastener strength.Â. Fastener failure is tough to repair. Concrete screw anchors for permanent and temporary applications – including screw anchors which can be used in solid brick and hollow-core slabs All prices discounted net. Drill the correct pilot hole (see package instructions), tap the shield into the hole and screw the wood or metal piece to the wall. Hex-Washer-Head Concrete Anchors (75-Pack) As the original Concrete screw anchor that As the original Concrete screw anchor that revolutionized the construction world, Tapcon brand Concrete anchors deliver the ease of use, superior precision and the unparalleled performance that professionals demand. Drill the special-size pilot hole (see package for exact bit size) and drive the concrete screw’s super-hard, large profile threads into the concrete with a power screwdriver. The blue, corrosion-resistant coating enables them to withstand the harshest conditions. How to Use: Drill right through the wood and into the concrete with a masonry bit and hammer drill. FREE Delivery on your first order shipped by Amazon. The sleeves pinch the sides of the predrilled hole and get tighter as you tighten the screw or bolt. Here’s a list. Use a 3/16” masonry drill bit. dia. Push the anchor into the hole and tighten the nut and washer to wedge the backside of the fastener against the concrete. Best uses: Concrete, concrete block, mortar and brick. A special bit and sleeve assembly lets you drill holes and drive screws quickly. versions are perfect for anchoring heavy, weight-bearing framing members such as deck ledger boards. To fix this problem, cut an extra anchor into lengthwise strips with a utility knife and (with the screw removed) drive the strips alongside the existing anchor. Sort by. They require a pilot hole at least as deep as the screw will penetrate (keep in mind the thickness of the material you’re fastening). You don’t have nuts and washers to fuss with; just drill the hole to the right depth and hammer it home. We keep our prices competitive, our delivery service tailored to your needs and our smiles wide with free sweets on any order over £100+VAT. The beauty of this fastener is that if the piece needs to be removed, you can just back the screw out. Good for structural purposes and high strength. They are fasteners that are specially designed to endure heavy applications and to be used quickly and efficiently, even in tough materials. How to use: Hold your wood or other material in position and drill through it into the concrete to the correct depth. Best uses: Concrete, concrete block, mortar, brick, tile and stone. through the wood or metal and into the concrete. All the fasteners shown here require a pilot hole to slip the fastener or anchor into. Concrete screw anchors are ideal for piping and heating supports as well as timber framing. The approved steel and stainless steel versions enable use in cracked and non-cracked concrete, indoors and outdoors, and in areas subject to seismic influences. Sand the bottom section with a band sander, it it doesn’t fit in the anchors. Some concrete fasteners rated as light-duty can pass for medium, and so on. Nails. Drill 1/2-in. If the fastener works loose, leave it in place and drill another hole. Mark and drill all the holes first, insert the plastic anchors, then mount the bracket with screws. to 1/2-in. If the fastener fails, drill another hole a few inches away. If you don’t have a hammer drill, borrow, rent or buy one. Chemical Fixings (70 products) If you are looking for anchorages which are bonded into a substrate for higher load applications then we have a range for you. Applications for hexagon screws can vary from the exterior and automotive to marine, coastal, and high-temperature environments. 4hef for displacement controlled expansion anchors; The basic concrete breakout strength of a single anchor in tension in cracked concrete shall not exceed. At the turn of the last century, the homeowner (or carpenter, for that matter) didn’t have many fastener choices for joining wood or metal to concrete. Choosing the correct fastener for your project will improve efficiency for the short and long-term. 4 through 12) that’ll work best. Having the right equipment is more cost-effective as it ensures you don’t need to plan for replacements or encounter damage because of poor materials or poorly planned infrastructure. The common solution was a hardened nail, or a wood plug with a screw driven in the center. 14 Products Approvals / test reports. Screw Anchors. 1/4 in. R17.4.2.1 excerpt from ACI 318M-14 below: So, if you're thinking of putting up cabinets, frames, brackets or any other heavy items, then look no further as these heavy duty metal anchors have you covered. Two common nail options … You’ll find plenty of other uses for it. Buyer’s Guide to Concrete Screw Anchors, Drill a hole in the base material with a drill (we recommend a hammer drill) and a correctly sized. Thread the nut on a few turns and tap it into place with a hammer. £5.99 £ 5. We’ve categorized fasteners as light-duty, medium-duty and heavy-duty, but keep in mind that there are no hard boundaries here. Out of this group, you can pick the one that best solves your fastening problem. to 1 in. Consequently, in order to anchor a post to concrete, you need to paint its bottom section with wood primer, as to make sure it will resist against moisture. Concrete screw anchors are used for fastening materials to concrete. Buy them at well-stocked home centers and hardware stores. Concrete Screws (38 products) When it comes to concrete screws, we have a great range. How to use: Drill a hole the size of the anchor through the wood and into the concrete. where: =24 for cast in anchors and 17 for post-installed anchors and for single and group of anchors can be calculated as per the Fig. Never assume that gluing bricks, wood, or any other materials to concrete for the purpose of securing a large structure like a gazebo will perform exactly like concrete anchors that do have to be drilled. The process is simple, and it stays there for decades without problems. As you would expect our range corrosion resistant for longer lasting life and have a thread that has high pull out resistance. x 2-3/4 in. Once you've drilled the holes, you'll need only a hammer and a wrench to install the wedge anchors. Also, some of the heavy-duty fasteners come in thinner and shorter forms for lighter-duty applications. Concrete is measured in psi (pound-force per square inch) with the standard concrete ranging in strength from about 2,000 psi on the low end and up to 6,000 psi on the high end. By the DIY experts of The Family Handyman Magazine. Drawbacks: If the concrete is soft or crumbly, the plastic anchor may break free and turn as you turn the screw. They come in a variety of lengths and from 1/4 in. Drive the screw with a power screwdriver. A different type of anchor with specific styling, the Thunderbolt Eye is a self-tapping anchor which can be used in the following substrates: concrete, brick, marble, wood, block & stone. Keep some extra screw drive tips around; the screws are so hard that screw tips break often. Call Anchor Fixings: +44 (0) 28 9084 2373  |  Delivery Policy  |  Returns Policy  |  Privacy Policy  |  Terms and Conditions, Company Reg Number: NI 615 709  |  VAT Number: GB 151 9652 02. A standard drill will do OK in soft brick and mortar, but it’ll just frustrate you and burn out bits in harder materials. Lag Screw. Hex screws are available with standard threading or full threading, depending on the length. Each package will tell the hole size and the screw size (Nos. Screw Anchors. Insert the metal shield anchor into the hole, then drive the screw through the strap into the shield. This shanked screw allows for a wider material to adhere to the concrete material with the same secure hold from the long thread. View our extensive range here. These are extremely strong anchors for attaching framing members to solid concrete. This countersunk screw is a light-duty masonry screw alternative that is ideal for fixing ironmongery. The Hex Head Ankerbolt is a self-tapping anchor for use in a variety of base materials. Use a hand wrench like a socket and crank them tight. screws for lighter-duty and 1/4-in. Tighten the fastener until it’s secure. They still work well today and are especially good in softer materials like brick and mortar that can’t take the stress from heavy-duty anchors. With a zinc plated finish, you can be confident that the material won’t corrode. Clean out the hole of all debris. The best way to drill a hole into concrete, concrete block, mortar and brick is to use a hammer drill. Shields. Solve your concrete fastening problems with our favorite concrete anchors. Concrete is a tough material that requires the correct drill and anchor to get a good bond. Available in various sizes to suit your application, concrete screws can be used for a variety of tasks such as fixing uPVC and timber frames to masonry. However, with the flatter head, you receive a flush fix against the surface of the attached material. No notching decking These are the fasteners you’ll buy and use most often. Use a plastic anchor instead. Drawbacks: Permanent. Drawbacks: If you overtighten the nut, the fastener will break or break the concrete around the hole. Buy the proper screw size for the anchor size. Drawbacks: Not good for crumbly concrete or mortar. Use with 4x4, 4x6, 6x6, 8x8 wood posts on wood or composite decks, stairs, patios, concrete or any other hard surfaces. The screw solution is ideal for temporary anchors and is easy to dismantle. They’re available in hex or Phillips drive heads. Don’t torque them like a lug nut on a car wheel. Flat head anchors are more versatile in application but commonly have lower strength than the hex head alternative due to the lack of head tightening. Because of their design, they provide a strong, secure hold for high loads and can be used without damaging the material, even on close edge work. Try to get the anchor into the solid portion of the concrete block for added security and strength. It should fit snugly but drive in easily with a hammer. Slip in the anchor (Photo 3). Stainless Steel Fixings: Are They The Best Option? Concrete Anchors Originally known in the trade as Rawl bolts, we offer a full range of concrete anchors for customers in the construction industry. Wedge anchors are powerful and permanent. Slip the concrete sleeve anchor into the hole. These female type anchors would include the: drop-in anchor , machine screw anchor , double expansion & single expansion anchors . Although concrete screws do a good job of bonding materials to concrete, they are limited to light to medium weights e.g. Slide the sleeve into the predrilled holes and tighten. Heavy duty metal anchors are great for securing those heavy loads, they work on a variety of materials including concrete, brickwork and stone. Be sure the washer is in place and tighten the nut with a wrench. Our latest shed is also a pavilion—and you can build it, too! They’re great for fastening shelf brackets, towel bars, rake and shovel brackets, shower doors, pipe and conduit retainers, and most anything else lighter than 50 lbs. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. For example, if the sleeper is a 2x4 then the thickness of the wood would be 1-1/2”. Concrete screw anchors are commonly used in heavy-duty applications where other fasteners risk bending overtime or not forming suitable adhesion with the concrete. Soft metal shield anchors come in larger sizes than plastic anchors. Wood-Knocker®II+ Cast-In-Place Concrete Insert Anchors Wood-Knocker II+ and Pan-Knocker II+ concrete inserts are installed onto forms used to support newly poured concrete floor slabs, roof slabs or walls. KINGMETALS.comhttp://bit.ly/AnchorBolts Don’t overtighten. 99. shelves or furring strips. Zinc plating also boasts an impressive cost-effective alternative to stainless steel, especially when only a light-duty solution is required. Big cousin of the smaller version shown above. Concrete screws unite top load-bearing capacity and fast installation. These are great for hanging 3/4-in. Cut strips of wire solder and push them in alongside the anchor as you tap it back into the hole. Using Hammer-Set Concrete Fasteners Align the concrete with the wood block. The fastener will slip into the hole and expand at the back to wedge the fastener against the concrete. hole through the wood and into the concrete to fasten wood plates to concrete floors. Use a hex driver (Photo 6) to install these special hardened screws. dia. The concrete inserts are specifically designed to provide hanger attachments for mechanical, electrical, plumbing (MEP) and fire protection. Purchase anchors that penetrate into the concrete at least one inch (2.54 cm). Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration. Avoid last-minute shopping trips by having all your materials ready ahead of time. Don’t overtighten. The stainless steel Hex Head concrete screw anchor cuts threads into concrete, brick and hollow block. Hex head screws can be tapped into their holes and then the hex head can be tightened to provide a firmer adhesion. One of the issues many people face is knowing how to fix materials to concrete or brick. Sleeve anchors have either a screw head (Photo 4) or a bolt head. Bore a 1/2-in. Hold the object you’re fastening firmly against the wall because the anchor will draw it only slightly tighter as you tighten the screw or nut. CLOSER LOOK INSIDE THE WOOD POST ANCHOR. Wedge anchors are a non-bottom bearing anchor for use in solid concrete or grout-filled concrete. A concrete screw is the most popular way to attach pieces of wood to any wall. We recommend our users to update the browser. Long Lag Expansion Shields, Short Lag Expansion Shields, Lag … Hex-Washer-Head Concrete Anchors (75-Pack) As the original Concrete screw anchor that As the original Concrete screw anchor that revolutionized the construction world, Tapcon brand Concrete anchors deliver the ease of use, superior precision and the unparalleled performance that professionals demand. https://anchorfixings.com/buyers-guide-concrete-screw-anchors This concrete screw has a silver ruspert coating to prevent corrosion against saltwater, gas and weathering. Filter Start Over. Due to their strength, they are also suited for heavy-duty doors and security shutters. Concrete screw anchors are used for fastening materials to concrete and come in a variety of styles, materials and finishes. The proper size pin comes with the anchor. These concrete anchor bolts, or bolt anchors for wood, are available in several sizes and will hold up to 200 lbs. Amazon's Choice for "concrete anchor bolts" 8, M8 x 100 Genuine Thunderbolt® Masonry Concrete Anchor Screw with Hexagonal Head (V35157) 4.6 out of 5 stars 245. The easiest approach is simply to nail the wood to the concrete. Anchor Fixings know that we’ve got the fastener solution you need for any project. Look on the box to find the diameter of your wedge anchors so that you can get a drill bit that's the same size. The best feature of hammer-set anchors is that they’re quick to install. Whether you need a single anchor or a selection for a full job, we can supply from stock. Tap the plastic anchor into the hole. Chemical Resin Anchors: When To Use Them? Drive the pin on the hammer-set fastener with sharp blows from the hammer. If you’ve got more than a few holes this size to drill, take it out on a rental drill and save yours for medium- and lighter-duty pilot holes. After finding the desired location, mark one (1) of the four (4) holes on the concrete surface, remove the base plate and drill the first hole 3” deep (¼â€ deeper than the anchor bolt). Get it Tomorrow, Jan 28. Perfect for cabling, these fixings adhere with concrete so you can run wire wherever you need for a clean, secure environment. Concrete screw anchors are available in different styles, materials and finishes. Hammer-set anchors, also known as nail anchors, are perfect for attaching metal electrical boxes, wood furring strips, metal conduit, and shelf brackets to concrete, block, and brick. Adding the minimum embedment of 1-1/8” would then equal 2-5/8”, making it correct to use a 2” split drive anchor. DRILL. Guard rails, support posts, gazebos or pergolas Composite post sleeves/skirts fit right over Fence posts on concrete You're going to love it. Soft metal shield… And their unmatched performance in concrete, block and brick applications make them an excellent alternative to expansion anchors, plugs and lag shields. With a choice of applications to work with, this screw can be the solution for securing materials for whichever construction project they’re needed for. A quick lesson from Andy Fogarty about which concrete anchors are better and how to use them in your projects! The concrete screw taps or cuts threads into the base material as it is twisted into the hole. Hex heads are easier to drive but the heads will protrude slightly above the surface after tightening. Other anchors include sleeve anchors, strike anchors, hammer drive anchors, drop-in anchors, and machine screw anchors. Usually suited to masonry and concrete, using a chemical fixing based adhesive system offers exactly that. Concrete fasteners get their holding values from friction. Debris left in the hole can hinder the grip the threads get on the hole and reduce fixing strength. To finish the job, strike the exposed pin with the hammer and drive it in. Get in touch today on +44 (0) 28 9084 2373 or email [email protected]. Don’t use hammer-set fasteners in crumbly concrete or mortar. They’re also engineered for performance so you know you’re getting the best. Insert the pointed end of the concrete screw through the fixture and into the hole in the base material. Self-tapping screws are particularly suited for use in dry internal conditions or temporary applications where they need to be removed leaving nothing in the substrate. It is ideal for fixing things like handrails, canopies and general masonry supports. screws for heavier jobs. Hex head screws provide the ultimate strength. How to use: Drill a pilot hole at the proper location with a hammer drill and masonry bit to the depth your screw will penetrate. 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To get the best feature of hammer-set anchors is that if the fastener against the surface after.. Way to remove them without destroying the material or the fastener or into! Size and the screw through the wood and into the concrete with a masonry bit and sleeve lets!