Drywall Anchor Hole Too Big: Basic Methods- 2022

Did you ever struggle for drywall anchor repair that is big? The hole for mounting towel stands to wall plugs for attaching mirrors and other objects; we often drill holes. Last week I experienced a new issue, and that was unexpected to me. On Monday morning, when I was looking for my hairdryer, I noticed my mounted shelf was wobbly, and I was terrified of falling. I screamed and called my fiancé to make him conscious about the drywall anchor hole too big, which is unsafe.

After that day, we decided to fix this super weak drywall anchor as soon as possible. But the problem was we had never done such a job before, so it was tricky for both of us.

Drywall Anchor Hole Too Big
Repairing Drywall Hole

However, my fiancé takes the action of unscrewing the mounted self, and we found interesting things. Most of the plastic expansion anchor is totally dented inside. After Goggling, we acquire that plastic anchor is used for lightweight purposes, but here we seemed opposite pictures. To be specific, sometimes, we don’t follow the proper instructions of making a hole using a power drill and the tips of attaching anchor or inserting the screw. The types and size of the anchor against the objects are significant.

Today we are here to share a weird and exciting DIY job for securing your big and expanded anchor hole. If your plasterboard fixing hole is too big for holding the mounted items properly, here is the total guideline for you. Follow the step-by-step guideline and fix your problem. The more exciting thing is you don’t need any special tools or materials to do this DIY. If you think about the plywood wall rather than the screw hole too big in the plasterboard, we will reveal some easy steps to resolve this problem.

Drywall Anchor Repair Tools and Materials


• Filbert (Painting Brush) if possible
• Soft Fabric
• Readymade spackle (Polyfilla from Polycell)
• Sprung Blade (150mm steel blade)
• Putty Knife
• Sandpaper
• 1/8 inch Toggle bolts
• Power Drill
• 3/8 inch drill bit
• Safety pieces of equipment
• Dust mask
• Safety gloves

Before repairing screw holes in drywall for reuse, selecting the filler material and fastener for mounting the object is very important. Let’s check out some basic ideas of drywall anchors or thin wall anchors for better results.

Toggle Bolt

The toggle bolt is extreme as a drywall anchor to hold the object in an exact place. This metal fastener is versatile and has wings for bracing against the wall. It has two assembled parts, including a long screw shank and a toggle wing with a spring. To be specific, these wings open inside the hollow of drywall and make a strong bond with the machine screw. At the same time, you need to insert it into the drywall anchor hole. The wings will completely open after inserting and make contact with the drywall to distribute extra loads for securing the object compared to other fasteners.

However, the toggle bolt’s size depends on your drywall thickness and the object you are going to hang. The sizes vary from 1/8 inch diameter × 2-inch length to 1/2 inch diameter × 6-inch length. However, you will get combo round, tie-wire, slotted head, and flat mushroom-headed screw for different purposes in the market. If your screw hole is too big in the plasterboard, use a toggle bolt instead to solve this problem. This is also suitable for wallboard and hollow concrete masonry. A toggle bolt is used as heavy-duty work that can withstand up to 300 lbs according to size.

Types of Toggle Bolts

1. Toggle bolts with wings
2. Toggle bolts with strap

Filler Material

To repair anchor holes in concrete, we need proper filling materials like spackle paste. The spackle paste is a special kind of putty that can fill a hole quickly. In this DIY, I’m going to use Polyfilla. It is a ready-made and versatile filler for multipurpose use and very strong and never crack, shrink, or snag in the applied area. The creamy consistency makes it more comfortable to use smoothly when the concrete anchor hole is too big. The fact is, you will get this in powder and ready-made form in store. Besides, a repair screw hole in drywall for reuse is drillable for a new anchor hole.

In this regard, a ‘but’ is still there. Is it possible to fill the plasterboard fixing hole too big? And the answer to this ‘but’ is no. With supporting applications, Polyfilla is a good remedy for a big hole up to 4/5 inches. You will also get wood filler for more durable repair for drywall anchors.

Screw Hole too Big in Plasterboard – Filling Method


The drywall anchors or screw holes are common issues when the mounted shelves are transferred from one place to another. On the other hand, it could be expanded for heavy load contribution or the wrong selection of screws and anchors. Keep reading to know the repair technique for drywall anchor holes too big for further use.

Are you thinking about how to fix a screw hole that is too big in drywall? I’m here with a simple DIY process; keep reading to fix the drywall anchor hole problem that is a recent pain in the ass. Once you complete the full article, you will be able to repair anchor holes in concrete, plasterboard, and other drywall materials.

Step-1 Clean the surrounding area and dust off. When we repair a hole in drywall or other concrete walls, preparing the hole with a sharp putty knife is the very beginning step. So, I’m going to scrap the surroundings to remove protruding objects of paintings, which jagged the corner. Now, I remove all the dust and debris from the hole surface by using a rag. You can use anything available at home, like painting a brush or an old piece of fabric.

Step-2 Pour the Polyfilla or other spackle you have that is shrinking and crack-free.  Once you dust off the hole, the hole is ready for the drywall anchor repair technique. However, I take some spackle into my sprung blade body and slowly fill the hole by using a putty knife. Here, I used sufficient material to penetrate the gap.

Step-3 Remove extra spackle. In this stage, I remove the extra filler material from the drywall surface. To be specific, use a sprung blade to make the surface smooth. It will take 20 minutes to dry for paintings, but you can’t sand it or nail it instantly.

Step-4 Leave it for several hours and sand it. I wait for 1 ½ hour to get full dry repair drywall ready for nail or drill. Now, you can sand it if your drywall is visible; otherwise, skip this step.

How to Install A Toggle Bolts Into Drywall?


Once you repair the hole, can you screw it into the drywall spackle?  The answer is straightforward; yes, you can make a new drill or nail it in the exact positions. Here, I will use toggle bolts with wings to set my mounted brush holder.

Step-1 Mark the locations of the hole and drill. The installation of toggle bolts starts with drilling holes. Here, I point out the drilling position according to the holding object’s hole. To do this, place the holder and put marks using a pencil. Now, take a 3/8 inch drill bit into the power drill and start drilling slowly. You can use a pilot hole before the final drill. The size of the bit depends on the toggle bolts wing measurements after the fold.

Step-2 Install the toggle bolts. Once you got all the holes for a running project. Read this step carefully to understand the method with tricks. At first, I insert the screw through the holder’s hole and screw the wings 4 or 5 threads backward the shank. I set the wings pops upside following the surface of the drywall. After inserting all the bolts, we fold the toggle wings and insert them by pushing the shank of the screw. Here I’m using 1/8 inch toggle bolts.

Step-3 Tighten up the screw and make it secure. Tightening the screw with toggle bolts is a little tricky. When you screw up the shank with a screwdriver, it will turn with the wings rather than locking. To make it easier, pull the holder and screw them slowly. In this case, toggle wings grip the inner surface and stop rotating alongside. After completing this back and forth, tight them properly to secure the heavy load mounting holder.

Note: If the toggle bolt’s head is smaller than the holder object holes, use a washer instead. When you are using toggle bolts, be careful to select the shank length. The shank’s length is significant because if the shank is too small to cover the holder’s total depth and drywall thickness with maximum allowance, it will not be worth it. So, make sure of the length before collecting toggle bolts for your project.

If you have wooden drywall, using a toothpick or wooden dowel piece is a great idea. Use wood glue and fill the gap accordingly.

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Final Wrapping for Drywall Anchor Hole Too Big


The extended hole in drywall is a common fact at home. We often face a screw hole too big in drywall for overload and pressure. We drill different types of holes for hanging family pictures, wall sockets, mount objects, curtain rods, and so on. But after several months, we feel some problems with extending the hole with excess load or improper anchor selection.

Besides, when we switch our home, we don’t need holes set by previous users. Feeling the problem ‘drywall anchor hole too big,’ I write this amazing solution for beginners.   Follow this article and get ideas about fixing a screw hole that is too big in drywall and solve it by toggle bolts for heavy works.

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