Toilet Anchor Bolts Spinning-Causes and How to Fix

Toilet anchor bolts are significant and important in the toilet. Sometimes, the bolts may fail to attach firmly to the toilet but rather start spinning. Toilet anchor bolt spinning is a common problem that mostly affects old toilets. Once the toilet anchor bolts start spinning, an immediate fixation is necessary to keep your toilet running as required.

There are several reasons which result in the spinning of the toilet anchor bolts. For instance, toilet bolt spinning can be due to rusted toilet bolts. The article will help you understand the causes of toilet anchor bolts spinning and how to solve the problems. Ensure you follow the steps carefully to fix the spinning bolts.

Causes of toilet anchor spinningCauses of toilet anchor spinning

Several reasons can result in your toilet anchor bolts spinning and they include;

  1. Toilet anchor bolts spinning results due to too much moisture released near the toilet bolts. Once moisture has been released, it combines with debris, providing the best lubricant, which results in the spinning of the toilet once a user is using the toilet bowl.
  2.  The toilet anchor bolts can also make the toilet spin due to rust accumulation in and on the toilet bolts. Rusted bolts fail to support a user’s density, and therefore the toilet begins to spin once a lot of weight has been placed on the toilet seat.
  3. Sometimes, your toilet anchor holes can be smaller than the bolts required. This fails anchor bolts fitting the holes perfectly. In this case, the bolts fail to screw further, resulting in the toilet spinning. Mostly, the toilet spins after some time and not instantly.

If your toilet keeps spinning every day, attempt fixing the problem before the toilet bowl and bolts are completely damaged.

Steps on how to fix the toilet anchor spinning problemToilet Anchor Bolts Spinning

Step 1: Collect all equipment required to fix the issue

Materials required include; rubber gloves, nuts, toilet bolts, screwdriver, plastic cap holder, pliers and spray lubricant. Ensure you buy equipment while following the manufacturer’s manual.

Step 2: Wear protective clothing before beginning the troubleshooting process

Before beginning the process of fixing a spinning bottle, ensure you wear protective clothing such as rubber gloves and overall protective clothing to avoid such injuries, such as cutting off the finger while using a screwdriver.

Step 3: inspect the toilet tank and remove the spinning bolt

You can remove the spinning toilet bolt by using the following steps. First, take a screwdriver and hold the spinning bolt in position. Secure the bolt and the screwdriver using a wrench. Place a wrench around the screwdriver and the wrench. Turn the spinning bolt in the anti-clockwise direction slowly until the bolt is removed completely.

You can also use other methods to remove the spinning bolts, such as using a mini-hacksaw if you want to cut the bolt. It is advisable to remove the spinning bolt when it has stopped spinning to get accurate results. Be careful when removing the spinning bolt to avoid damaging or cutting the bolts if you don’t want to cut the bolts.

Step 4: Inspect the bolt hole carefully

Once you have successfully removed the bolt from the toilet, examine the toilet bolt holes closely for any damages. Clean all dirt from the hole that causes the bolt to spin, e.g., oil which can act as a lubricant. Use a soft clean cloth to wash the bolt holes until they are spotlessly clean.

Leave the bolt holes to dry completely before proceeding to the next step. Inspect the size of the bolt hole if it is too large or too small. If the bolt hole is enlarged, try fixing it by drilling another hole that suits the toilet anchor bolts perfectly, and if the hole is smaller than the bolts, drill the bolt hole further to enlarge it.

Ensure the bolt holes you are drilling fit the bolts to avoid spinning the toilet repeatedly when using. In addition to that, ensure you drill toilet anchor bolt holes carefully to avoid damaging the toilet.

Step 5: Drill the toilet anchor bolt hole

To drill a bolt hole, you will need a drilling machine. Take a drilling machine and position it in the place you want to make a bolt hole. Drill the new hole slowly until the toilet anchor bolts perfectly. If you want to enlarge the hole, place the drilling machine in the initial bolt hole and drill until it is enlarged a little. Try fitting your bolts to see if the bolt hole has been drilled in the desired size.

Step 6: Test the toilet anchor bolts

Screw the bolt into the bolt holes using a screwdriver. Ensure the bolts are firmly held in position to prevent the bolt from spinning. Repeat the process for all bolts. If the problem persists, check if you have installed a new bolt in the desired hole size.

Moreover, check the status of the toilet anchor bolts to ensure they are in good condition. If they are damaged or cut, consider replacing the bolts with new ones that perfectly fit the toilet bolt hole. Sometimes, it is advisable to consult a licensed plumber if the problem persists.

How to remove rusted toilet anchor bolts that keep spinningHow to remove rusted toilet anchor bolts that keep spinning

Sometimes, your toilet bolts may rust hence causing the toilet to keep spinning. You will be required to remove the rusted bolts and replace them with new ones in such a case. Use the following steps to remove the rusted toilet anchor bolts from the toilet holes.

Step 1: Clean the rusted bolts to remove accumulated rust

First, remove all rust from the bolt using the recommended bolt lubricant and a soft clean cloth. Soak the bolt for approximately 10 to 20 minutes before cleaning the bolt. Clean the bolt to remove all rust and leave it to dry. It is advisable to clean the rust if there is less rust.

However, if the rust is too much, consider disposing of the rusted bolts and replacing them with a new one. Moreover, it is advisable to use the recommended lubricant when cleaning the bolt rust. Also, ensure that you buy a bolt that fits the bolt holes perfectly, and above all, ensure you follow the manufacturer’s instructions carefully.

Step 2: Unscrew and remove the rusted bolts from the bolt holes

Place a screwdriver in the correct position and hold the bolts firmly. Place a wrench around the bolt and the screwdriver. Move the screwdriver together with the wrench in a clockwise direction until the bolt is removed completely.

Step 3: Dispose of the rusted bolts

After removing the bolts from the bolt holes successfully, remove the old bolts and bring the new toilet bolts for replacement.

Step 4: Reinstall the new bolts into the correct position

Using a screwdriver and a wrench, install the new bolts firmly into position to prevent them from spinning. Test your toilet if it is functioning properly without spinning.


You can solve the issue of your toilet anchor bolts spinning by using the steps above. The steps are quite simple and easy to apply for both professionals and non-professionals. If you experience your bolts spinning, try fixing the problem on your own before contacting a licensed plumber.

Moreover, before replacing the old toilet bolts with the new ones, ensure you inspect your toilet holes and bolts carefully to determine the cause of the spinning. Fix the problem depending on the cause by using the steps above. Finally, follow the manufacturer’s instructions concerning toilet anchor bolts to avoid damaging the toilet.

In this video show a couple ways to overcome a toilet closet bolts, or anchor bolts, that spis in the closet flange.

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