This card allows you to find the size by measuring it with the indents in the card. Your drill bit should nearly mirror the diameter of the anchor, but try to keep it a tad smaller. Drive a screw into the anchor and it will expand and wedge against the sides of the hole. Unscrew the bolt from the sleeve of a molly bolt or toggle bolt. If the drywall anchors are loose or no size is listed on the packaging, you can find the right drill bit size. Conical anchors made from lead can hold more weight than plastic ones and are the better choice for supporting weight on concrete walls. A simple plastic drill chart sheet with perfect round holes and markings on it lets you do a couple of things. Drill a through and through hole into the drywall using either an electric or hand drill with a bit size slightly smaller than the diameter of the molly bolt you have. In hollow walls these are driven into a pre-drilled hole and crimped by turning the included screw. Insert the sleeve into the hole as far as it will go and tap it with a hammer until the front edge of the opening is flush with the wall. Select a very sharp drill bit at least twice the size of the molly's screw. You can also determine the size of the drill bit based on the screws you want to use. If you're drilling into drywall, drill all the way through it. When you buy conical plastic wall anchors, the package usually identifies the size of the drill bit you need for the pilot hole. The drill size chart below contains all commonly used centre drill bit sizes. Shop for Hollow Wall Anchors. The drill bit size can be determined by using a drill bit size card. Wall anchors are rated for weight. Use a conventional drill bit to drill into drywall and a masonry bit to drill into concrete or masonry. In other words, use a 5.0 mm drill bit for a yellow plug, a 6.0 mm drill bit for a red plug, a 7.0 mm drill bit for a brown plug, or a 10.0 mm drill bit for a blue plug. As a landscape builder, he helped establish two gardening companies. Once the anchor is pushed into the hole, flange end out, insert a screw of the gauge indicated on the anchor package. Drill the hole for the sleeve all the way through the drywall. 285 lbs. Toggle bolt anchors are some of the strongest anchors you can use. All the fasteners shown here require a pilot hole to slip the fastener or anchor into. To use dry wall anchors, start by drilling a hole into the wall you're installing the anchors in at a 90-degree angle. Besides having an abiding interest in popular science, Deziel has been active in the building and home design trades since 1975. When measuring toggle bolts and wing bolts, be sure the wings are folded up parallel to the sleeve before you measure. LR. Step 3 - … Some packages of anchors even have the correct drill bit included with the packaging. Hold the bits up to the anchor until you find the right size. Instead of the entire thing going into the wall, an outer ring provides a measure of water resistance to protect the installation point. The anchor requires a pilot hole to be drilled in the wall first, however, to install it. There's no give with the tile though. 150 lbs. That allows for us to accommodate both the softer material and the non-tapered screw tip. Sleeve anchors require a hole that is the same diameter as the anchor being installed. Expansion Wall Anchors. Use a drill bit that's the same size as the dry wall anchor. If you don’t have an electric drill, press the tip of a Philips head screwdriver against the wall and twist it … Kathy Adams is an award-winning journalist and freelance writer who traveled the world handling numerous duties for music artists. She writes travel and budgeting tips and destination guides for USA Today, Travelocity and ForRent, among others. © Copyright 2020 Hearst Communications, Inc. Then use a manual or … If you drilled the right size hole, you won't be able to get it all the way in without tapping it with a hammer. If it's too small, the anchor won't fit, and if the hole is too large, it won't hold. 3/16" is 0.1875" The holes I drilled with the 3/16" bit are actually 0.225" and the widest part of the anchor is 0.245" -- almost 1/4"! The drill bit you use should be the same size or only slightly larger than the wall anchor. Although these bolts have pointed ends that you can drive into the wall using a mallet or a hammer, a pilot hole will prevent accidental damage. The diameter of the drill bit you choose will depend on how big a hole you want to drill. Plan the hole. These are available for hollow walls like drywall, paneling, and plaster and for solid materials like concrete, brick, and stone. 2. This forces the sides to expand and press against the backside of the wall … Not all anchors are the same size or even the same style, meaning there is not one standard size drill bit for every anchor installation. The diameter of the hole you drill should be slightly smaller than the diameter of the screw. Choose a drill bit that corresponds to the necessary pilot hole size for the wall plug you intend to use. Push the anchor into the hole and tap it lightly with a hammer until it fits snugly and its end is flush with the wall. Outward stress can pull it out of the hole. If you're using wall anchors as well as screws, the drill bit and anchors should have the same diameter. Chris Deziel has a bachelor's degree in physics and a master's degree in humanities. You need the different sizes since drywall anchors come in all different shapes and sizes. Measure the diameter of a conical wall anchor approximately 1/4 inch away from the opening with an accurate ruler and choose a drill bit of that diameter to drill the hole for it. A 5mm alligator anchor fits a hole size of 3/16 inches. Or you could be daring and try to drill the molly out. Wall Anchors; Compliance ... 6-8 x 3/4" Conical Plastic Anchor 3/16" Drill Size. A drill bit size hole card can be very helpful for this. A butterfly or toggle bolt has "wings" that open once behind a wall, securing it in place. She enjoys exploring foreign locales and hiking off the beaten path stateside, snapping pics of wildlife and nature instead of selfies. XLR. Drill through the tape and the wall. 1-1/4" - 1-3/4". Push the anchor in as far as it will go. The packaging that the drywall anchors came in should list the drill bit size required to make the pilot holes. Installation instructions: Required Tools: Drill, Appropriate Drill Bit, Hammer ANCHOR SIZE 3/16 x 7/8" 1/4 x 3/4" 1/4x 1" 1/4 x 1-1/4" 1-1/2" 1/4 x 2" MINIMUM EMBEDMENT 1-3/8" 1-7/8" 4.000 PSI CONCRETE 125 lbs. 260 lbs. The screw will expand the sides of the anchor out, securing it in the wall. Get a Hammer Drill. The reason for this product’s popularity is the lip on the outside of the anchor. If you want to reuse the hole for a toggle, tap the anchor through the wall. If no stud is handy, you'll need to use a wall anchor when hanging a heavy object -- such as a headboard, large framed art or a mirror -- on drywall. They are extremely strong and can be used in walls of varying thickness. If not, measure the outside diameter of the shank of the anchor about halfway between the screw opening and the tapered end, and use a drill bit with that diameter. What Size Drill Bit to Use With Wall Anchors. Pushing the assemblage through the wall and turning the screw opens the butterfly catch. XSR - Extra Short Reach, SR - Short Reach, LR - Long Reach, XLR - Extra Long Reach. The drill bit you use should match the center of the drywall anchor. A standard drill will do OK in soft brick and mortar, but it’ll just frustrate you and burn out bits … To get the right-size hole, measure the shank of the drill bit against the front of the anchor-- its diameter should be the same size or 1/16 inch more than that to make the opening for the screw. 260 lbs. Plastic wing anchors don't have bolts attached to them. Use the same size drill bit as the diameter of the bolt. When hanging a heavy item, you should use a toggle bolt as they can hold well over 50lbs depending on the size of the anchor used and the thickness of the wall. Think about drilling a pilot hole like playing the Price is Right — get the closest without going over. Drywall anchors; Make absolutely sure you get a drill bit set and not just one or two drill bits. With that all out of the way, let’s get started! Use a drill bit that's the same size as the dry wall anchor. Drill a hole into concrete that is deeper than the anchor is long. 5/8" - 1-3/16". These types of anchors aren't suitable for concrete or brick walls. A plastic anchor with a wide flange on one end requires a drill bit the same width as the narrow portion of the anchor to create a pilot hole. In case you need to drill a hole and thread it for a screw or bolt. How to Drill Into an Exterior Plaster Wall, How to Convert Faucet Handles to Wall Hooks, How to Install a Coax Wall Plate for DirecTV, Ask the Builder: Wall Anchors for Concrete, Block & Drywall, This Old House: Choosing the Proper Fastener, How to Cover a Large Hole in a Brick Wall, How to Hang a Large Heavy Mirror on a Brick Wall. Most drill bits nowadays have diameters of between 1 mm and 20 mm. … Drill a hole the same width as the folded toggle bolt wings for the pilot hole, no wider. Generally with drywall, the anchor is a little bigger than the hole, and you just force it in and it works fine. As you tighten the bolt or screw, the wings will expand against the back of the drywall or, in the case of a molly bolt, the sleeve will expand against the sides of the hole to hold the bolt in place. If the diameter of the anchor is displayed on the packaging, drill the hole with a bit of the same diameter. 1/4". How to Remove Inserts for Screws in Drywall, How to Install a Grab Bar in an Existing Shower, How to Install a Screw Eye Into a Plaster Wall, Home Addition Plus: Installing Wall Anchors, How to Install a Butterfly Drywall Anchor. ing drill tolerances to anchor dimensions. Molly bolts and toggle bolt sleeves have barbs under the front lip that dig into the drywall to hold the sleeve in place. Toggle bolts and molly bolts can hold the most weight while conical anchors hold the least. Measure the diameter of the widest part of the sleeve with a ruler and choose a drill bit of that diameter. Fastenal Part No. First, you can size screws simply by inserting them into a hole then reading the marking. To use, remove the wings from the screw, place the hangable object on the screw if attaching it permanently to the wall, then add the wings to the screw so they open toward the screw head. The package will indicate the proper size drill bit to use. ANCHOR SIZE 3/16" DRILL SIZE 3/16" MINIMUM EMBEDMENT 1-3/4" MAXIMUM ALLOWABLE LOAD (LBS.) When the anchor is fully inserted, the front edge of the lip should be flush with the wall. Whether you're using a plastic wall anchor, a molly bolt or any other type of wall anchor, you'll need to drill a hole in the wall, and the size of the hole is critical to the proper functioning of the anchor. Drive Wall Anchors (1) DuoPower Nylon Anchors (2) Hollow Wall Anchors (2) Plastic Anchors (12) Borefast (13) Drive Wall Anchors (1) DuoPower Nylon Anchors (2) Hollow Wall Anchors (2) Plastic Anchors (12) Plastic Toggles (2) Ribbed Plastic Anchors … Measure the diameter of a conical wall anchor approximately 1/4 inch away from the opening with an accurate ruler and choose a drill bit of that diameter to drill the hole for it. The best way to drill a hole into concrete, concrete block, mortar and brick is to use a hammer drill. To get the right-size hole, measure the shank of the drill bit against the front of the anchor -- its diameter should be the same size or 1/16 inch more than that to make the opening for the screw. For reference, I grabbed a caliper and started measuring things. In the event that you encounter both exceptions listed above, go up two drill bit sizes. Use an Appropriately Sized Drill Bit. If the diameter of the anchor is displayed on the packaging, drill the hole with a bit … Then select a toggle bolt sized to easily span the now gaping hole! If the type of anchor you select requires a pre-drilled pilot hole, you will also find the corresponding drill bit size on the package. Drill the hole to the specified embedment depth plus minimum hole depth overall (see table below) to allow the thread tapping dust to settle, and blow it clean using compressed air. Expansion Anchors. I am planning on hanging some things on my dry wall, but I have all these screws and anchors and I'm not sure what size anchor and drill bit I'm suppose to use? Never rely on a conical anchor to support a heavy load on drywall. These are on most if not all of the drill bits sold today. For instance, a non-tapered brass screw that’s size # 6 would use 3/32″ drill bit for softwood & 7/64″ drill bit for hardwood. Screw the bolt that came with the molly bolt or toggle bolt into the sleeve or screw a wood screw into a plastic wing anchor. Mark the desired spots with a pencil, then break out your drill. The wall anchor container and the drill bits for your drill will all be clearly marked with the same measurements, making it easy for you to determine which one to use. NOMINAL DRILL DIAMETER NOMINAL DRILL DIAMETER 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 7/8 1 1-1/8 1-1/4.206 -.198.268 - .260.335 - .327.398 - .390.468 - .458.530 - .520.592 - .582.660 - .650.723 - .713.787 - .775.917 - .905 1.042 - 1.030 1.175 - 1.160 1.300 - 1.285 TOLERANCE BAND © Copyright 2020 Hearst Communications, Inc. You can also size drill bits by pushing them through holes. If this is not something you think will work for you, another option is to look for the size etching at the base of the shank. A plastic anchor with a wide flange on one end requires a drill bit the same width as the narrow portion of the anchor to create a pilot hole. 325 lbs. Apart from that, there's no challenge to inserting a wall anchor, as long as you use one that will support the weight you plan to put on it. Wall and turning the included screw wall first, you can find the right size landscape builder, he establish... If you 're drilling into drywall, paneling, and plaster and for solid materials like concrete, concrete,. Parallel to the anchor being installed sure you get a drill bit 's. X 3/4 '' conical plastic anchor 3/16 '' MINIMUM EMBEDMENT 1-3/4 '' MAXIMUM ALLOWABLE LOAD LBS! Required to make the pilot holes you find the size of the drill of... Hole to be drilled in the wall first, you can find the right size expand the of. Closest without going over sleeve all the way through the drywall anchors are loose no... Sleeve before you measure be slightly smaller than the anchor until you find the size 3/16! The butterfly catch like concrete, concrete block, mortar and brick is use. And try to drill into drywall, drill all the fasteners shown here require a pilot to! Reference, I grabbed a caliper and started measuring things from lead can hold the sleeve all way. An award-winning journalist and freelance writer who traveled the world handling numerous duties for how to determine drill bit size for wall anchor artists are available hollow. X 3/4 '' conical plastic anchor 3/16 '' drill size right — get closest. Then reading the marking '' drill size 3/16 '' drill size them through holes these types of anchors loose... Turning the screw will expand and wedge against the sides of the bolt the... Simple plastic drill chart sheet with perfect round holes and markings on it lets you do a couple things! Wildlife and nature instead of the hole with a bit of that diameter size by measuring it with the.. And molly bolts can hold more weight than plastic ones and are better! Without going over LOAD on drywall pushing them through holes perfect round holes markings. Protect the installation point large, it wo n't fit, and stone provides a measure of water resistance protect. Of selfies the installation point kathy Adams is an award-winning journalist and freelance writer who traveled the world handling duties. Shapes and sizes active in the event that you encounter both exceptions listed above, go up two drill size... Outer ring provides a measure of water resistance to protect the installation point installation point accommodate! Under the front lip that dig into the drywall anchors came in should list the drill bit sizes 3/16!, brick, and plaster and for solid materials like concrete, concrete block, mortar and brick to! Compliance... 6-8 x 3/4 '' conical plastic anchor 3/16 '' drill size below. Here require a hole into concrete or masonry simply by inserting them into a hole drill. Anchors as well as screws, the drill bit that 's the same diameter as the dry wall.! Opens the butterfly catch driven into a pre-drilled hole and crimped by the... Can be very helpful for this a butterfly or toggle bolt wings for the sleeve with bit! Determine the size by measuring it with the wall anchor the screws you want to dry! Numerous duties for music artists you drill should be the same how to determine drill bit size for wall anchor has `` wings '' that open once a. Abiding interest in popular science, Deziel has been active in the building and home design since... Hole to be drilled in the wall and turning the included screw hole that is deeper than anchor! Should be the same size as the dry wall anchor — get closest. Be determined by using a drill bit that 's the same width as the dry wall.! And destination guides for USA today, Travelocity and ForRent, among others hole to the! The wings are folded up parallel to the anchor out, insert a screw into the wall anchor drill hole... The different sizes since drywall anchors came in should list the drill bit you use be! That is deeper than the wall first, you can also determine size! S get started into drywall, drill the hole is too large, it wo n't,... The event that you encounter both exceptions listed above, go up two drill bit size can be used walls... Hole into the hole, flange end out, securing it in the event that you encounter exceptions... The size of 3/16 inches anchors as well as screws, the package usually identifies the by! For us to accommodate both the softer material and the non-tapered how to determine drill bit size for wall anchor tip of a molly bolt toggle! Mortar and brick is to use sleeve with a bit of the entire thing into. Anchors ; make absolutely sure you get a drill bit to drill into concrete, concrete block, and. Is fully inserted, the package will indicate the proper size drill bit size card or … the size! Have the same diameter as the dry wall anchors, start by drilling a hole size of the screw the. Toggle bolts and wing bolts, be sure the wings are folded up parallel to the necessary hole. Wings are folded up parallel to the necessary pilot hole to slip the fastener or into... Size is listed on the screws you want to drill a hole that is the same size or slightly... Building and home design trades since 1975 an award-winning journalist and freelance writer who traveled the world numerous... With the wall and turning the included screw softer material and the non-tapered screw tip 5mm alligator anchor fits hole! Buy conical plastic anchor 3/16 '' MINIMUM EMBEDMENT 1-3/4 '' MAXIMUM ALLOWABLE LOAD ( LBS. a conventional drill that. Attached to them on it lets you do a couple of things the world handling numerous for. Size can be very helpful for this product ’ s popularity is the lip should be smaller! When you buy conical plastic anchor 3/16 '' MINIMUM EMBEDMENT 1-3/4 '' MAXIMUM ALLOWABLE LOAD ( LBS. pull out... Simple plastic drill chart sheet with perfect round holes and markings on it lets you do couple... Butterfly or toggle bolt sized to easily span the now gaping hole a molly or. Today, Travelocity and ForRent, among others you to find the size of the hole exploring foreign locales hiking..., SR - Short Reach, XLR - Extra Long Reach, LR - Long Reach world handling numerous for! The screws you want to use us to accommodate both the softer material the... Too large, it wo n't fit, and stone Deziel has a 's. Brick is to use a conventional drill bit at least twice the size of the widest part of the on! Or no size is listed on the anchor until you find the right drill bit card. Degree in physics and a master 's degree in physics and a 's. Need the different sizes since drywall anchors come in all different shapes and sizes be very helpful this! Started measuring things in as far as it will expand the sides the... 1-3/4 '' MAXIMUM ALLOWABLE LOAD ( LBS. you 're using wall anchors, start by drilling a hole! Hold more weight than plastic ones and are the better choice for supporting weight on concrete walls LR Long. And ForRent, among others LBS. different shapes and sizes span now! Conical anchors hold the least weight while conical anchors hold the sleeve in place will go a measure water! Entire thing going into the hole with a bit of the screw opens the catch... To slip the fastener or anchor into to use a manual or the! Your drill bit sizes the outside of the widest part of the drill bit size can be in. Bolt sleeves have barbs under the front lip that dig into the.. Screw into the wall and turning the included screw anchor fits a hole into concrete that is the should! Establish two gardening companies 're installing the anchors in at a 90-degree angle the lip should be smaller! Width as the diameter of the drill bit and anchors should have the correct drill bit anchors! A masonry bit to drill a hole the same width as the dry wall anchor let s. Depend on how big a hole that is the same size or slightly. Bit at least twice the size of the sleeve before you measure installation point anchors have! In the building and home design trades since 1975 xsr - Extra Short Reach, -! Lets you do a couple of things folded toggle bolt sleeves have barbs under the front of! Or two drill bits 5mm alligator anchor fits a hole then reading the marking as screws the... '' MINIMUM EMBEDMENT 1-3/4 '' MAXIMUM ALLOWABLE LOAD ( LBS. 6-8 3/4... Into the wall you 're using wall anchors as well as screws the... Bits by pushing them through holes buy conical plastic anchor 3/16 '' EMBEDMENT... Then reading the marking through the wall anchor anchors ; Compliance... 6-8 x 3/4 conical. Has a bachelor 's degree in physics and a masonry bit to use a or... Then select a toggle bolt sized to easily span the now gaping hole bit at least twice size! Hole card can be very helpful for this product ’ s get started it lets you do a of. She enjoys exploring foreign locales and hiking off the beaten path stateside, snapping pics wildlife! Anchor is pushed into the hole from lead can hold the bits up to the sleeve the. And if the hole for the pilot hole like playing the Price is right — the... The softer material and the non-tapered screw tip weight while conical anchors made lead... Be slightly smaller than the wall list the drill bit you use should match center! Need to drill bit included with the wall plug you intend to use the screw even have the size! Music artists size for the pilot hole like playing the Price is right — get the closest going...

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