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How to Reverse Drill with Power Drills: A Step-by-Step Guide

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Written By John Gibbs




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Are you looking for a comprehensive guide on how to reverse drill? This article provides a step-by-step guide to help you master the art of reverse drilling. By following these instructions, you’ll be able to easily reverse drill any surface, allowing you to work more efficiently and get the job done right. Learn everything you need to know about reverse drilling, including the tools and safety precautions, and be on your way to becoming an expert in no time!

Preparing the Drill

Preparing The Drill

Safety Considerations

Before attempting to reverse a drill, it is important to ensure that the drill is properly fitted with the correct safety gear. Make sure that the drill is unplugged and that all guards are in place. Wear safety goggles and gloves to protect your eyes and hands.

Tools Required

To reverse a drill, you will need a few tools. These include: a drill, a screwdriver, an Allen wrench, and a piece of cloth. If the drill has a chuck, you will also need a chuck key. Once you have these tools, you are ready to begin.

Reversing the Drill

Reversing The Drill

Step 1: Remove the Chuck

To reverse the drill, the first step is to remove the chuck. To do this, use a chuck key to loosen the chuck. Once the chuck is loose, you can easily remove it from the drill.

Step 2: Unscrew the Housing

Once the chuck is removed, use a wrench to unscrew the housing from the drill. This will expose the internal components of the drill.

Step 3: Reattach the Wires

Once the housing is removed, you will need to reattach the wires to the motor. To do this, simply reattach the positive and negative wires to the corresponding terminals on the motor.

Step 4: Reverse the Motor

Once the wires are reattached, you can reverse the motor by switching the positive and negative wires. This will cause the drill to turn in the opposite direction.

Step 5: Reassemble the Housing

Once the motor is reversed, you can reassemble the housing of the drill. Use the wrench to securely fasten the housing to the drill.

Step 6: Reattach the Chuck

Finally, use the chuck key to reattach the chuck to the drill. Make sure the chuck is securely tightened before attempting to use the drill.

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Testing the Drill

Before using the drill, it is important to test it. The following steps should be taken to properly test the drill:

Step Details
1 Plug in the drill and turn it on.
2 Increase the speed of the drill to its highest setting.
3 Listen for any rattling, unusual noises, or vibrations – these may point to a mechanical issue.
4 Check the drill’s chuck to ensure that it is secured and tight.
5 Slowly press the trigger while keeping an eye on the drill’s power level. If the power level drops significantly, the drill may be malfunctioning.
6 If the drill does not turn at all, the motor may be faulty and require repair or replacement.

Once the drill has been tested and is functioning properly, it can be used for reverse drilling.

Frequently Asked Questions

What type of drill bit should I use for reverse drilling?

High-Speed Steel (HSS): High-Speed Steel drill bits are the most common type used for reverse drilling. They are durable and heat-resistant, making them suitable for drilling into hard materials. They can also be used for soft materials, such as plastic or wood.

Carbide: Carbide drill bits are made from a combination of carbon and tungsten. They are extremely hard and heat-resistant and are ideal for drilling into harder materials, such as stainless steel or aluminum.

Cobalt: Cobalt drill bits are made of a combination of cobalt and steel. They are even harder than carbide and are suitable for drilling into tougher materials, such as cast iron or hardened steel.

Diamond: Diamond drill bits are the most expensive option, but they are also the hardest and most heat-resistant. They are suitable for drilling into the toughest materials, such as ceramics or stone.

What Safety Precautions Should I Take When Reverse Drilling?

  • Wear proper safety gear. Use protective goggles, gloves, and a face shield to protect your eyes, hands, and face from flying debris.
  • Secure the workpiece. Use a drill press or vise to secure the workpiece in place to ensure it does not move during the drilling process.
  • Use sharp drills. Make sure to use a sharp drill bit and keep it well lubricated while drilling.
  • Use the correct speed. Use the correct speed for the drill bit and material being drilled to avoid overheating and breakage.
  • Keep your hands clear. Keep your hands away from the drill bit and the workpiece while drilling to avoid any accidents.

Is Reverse Drilling Suitable for All Materials?

No, reverse drilling is not suitable for all materials. It is only suitable for certain materials, such as metal or wood.

  • Metals: Reverse drilling can be an effective way to drill through metal. The drill bit will easily cut through the material, allowing you to quickly create a hole of the desired size.
  • Wood: Reverse drilling is also suitable for wood, as it will easily cut through the material. However, you should be careful when drilling through wood, as the drill bit can cause the wood to splinter.
  • Plastics: Reverse drilling can be used to drill through plastics, but it is not as effective as when drilling through metal or wood. The drill bit can cause the plastic to melt and create a mess, so you should be very careful when using this method.
  • Other Materials: Reverse drilling may be suitable for other materials, but this should be done with caution. You should always do a test run on a scrap piece of material before attempting to use reverse drilling on the actual material you are working with.

When using reverse drilling, it is important to always wear protective gear such as safety glasses and gloves. Additionally, make sure you are using the right drill bit for the material you are working with.

What is the Difference Between Regular and Reverse Drilling?

Regular drilling is done by pushing the drill bit into the material and rotating in a clockwise direction. Reverse drilling involves rotating the drill bit in a counter-clockwise direction, which pulls the bit into the material. This method is utilized to reduce the risk of kickback, to increase efficiency, and to provide a cleaner finished hole.

What Are the Benefits of Reverse Drilling?

Reverse drilling offers a number of advantages, including:

  • Accuracy: Reversing the drill bit reduces the risk of slipping and ensures that the hole is drilled in the desired location.
  • Efficiency: Reversing the drill bit reduces the number of revolutions needed to drill the hole, saving time and energy.
  • Safety: Reversing the drill bit reduces the risk of kickback, which can cause serious injury.


Reversing a drill is a straightforward process that requires few tools and a little bit of practice. By following the steps outlined in this guide, you can easily reverse your drill and begin using it for a variety of tasks. With the right safety precautions, you can safely and successfully reverse drill for your projects.

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About John Gibbs

Hello everyone! My name is John Gibbs. I am 60 years old and have been in the family construction business all my adult life. Construction is not only my profession but also my passion. I know everything about building and repair materials, tools, advanced methods, techniques, and approaches. I will share the same knowledge with you in my articles.

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