Learn How to Make a Fishing Spear Gun in 5 Easy Steps


Sharing is Caring


Are you looking for a new challenge on your next fishing trip? Look no further than creating your own fishing spear gun. Not only is it a fun DIY project, but it can also save you money and give you a unique sense of pride and ownership over your fishing gear. In this article, we will guide you through the process of creating your own fishing spear gun in just 5 easy steps.

First, we will cover how to gather the necessary materials for your project. Then, we will move on to designing and measuring the spear gun, cutting and shaping the barrel and handle, assembling the spear gun, and testing its accuracy and functionality. It may seem like a daunting task, but with our easy-to-follow steps, you’ll be making your own fishing spear gun in no time.

Whether you’re an experienced DIY-er or a beginner looking for a new hobby, this guide will provide you with the knowledge and tools you need to create your own fishing spear gun. Keep reading to learn more!

Step 1: Gather Materials

If you want to learn how to make a fishing spear gun, the first step is to gather all the materials you’ll need. Some of the items you’ll need include a plastic pipe, wood, latex tubing, stainless steel rod, and epoxy glue.

Make sure that you get the right size of plastic pipe for the barrel of your spear gun. It should be long enough to accommodate your chosen length of the stainless steel rod. You’ll also need a piece of wood for the handle of your spear gun, and latex tubing for the sling.

The stainless steel rod will be used as the spear, so it needs to be strong and durable. Look for one that is corrosion-resistant and sturdy enough to penetrate through water. You will also need epoxy glue to hold the different parts of your spear gun together.

Other items that you’ll need to gather include a drill, a saw, sandpaper, a file, and a measuring tape. Once you have all the necessary materials, you can proceed to the next step in making your fishing spear gun.

Before you begin, it’s important to make sure that you have all the materials you’ll need. Check and double-check your list to ensure that you haven’t missed anything important. Having everything on hand will make the process much smoother and more enjoyable.

Step 1: Gather Materials

Tools Required for Gathering Materials

  1. Fishing knife: You will need a sharp fishing knife to cut the PVC pipe, fishing line, and other materials.
  2. Measuring tape: You will need a measuring tape to ensure that the dimensions of the gun are correct.
  3. Marker pen: A marker pen will be used to mark the PVC pipe where cuts need to be made.
  4. File: You will need a file to smoothen the edges of the cut PVC pipes.
  5. Drill: You will need a drill to make holes for the trigger mechanism and to attach the fishing line to the gun.

Once you have gathered all the required tools, it’s time to collect the materials you will need to make the spear gun.

Step 2: Design and Measure the Spear Gun

Before starting the design, decide on the type of spear gun you want to make. There are three types: the rail gun, the pneumatic gun, and the band gun. Each type has its own advantages and disadvantages, so make sure you choose the one that suits your needs.

Next, sketch the design of the spear gun on paper. This will give you a clear idea of what you want to build and how it will look. Ensure you include the length of the barrel, handle, trigger mechanism, and any other components.

Now, use a measuring tape to measure the length of the barrel and handle. Determine the thickness of the wood you’ll use for the barrel and handle, as well as the diameter of the barrel. This information will help you choose the right tools for the job.

You’ll also need to measure the trigger mechanism and ensure it fits snugly into the handle. Additionally, consider the length of the rubber tubing you’ll need for the gun’s power source.

Finally, create a list of all the materials you’ll need for this step. This list should include items like wood, screws, nails, rubber tubing, trigger mechanism, and any other tools or materials required for this stage of the process.

Choose the Type of Spear Gun to Make

If you’re new to making spear guns, it’s recommended to start with a simple design. One popular option is the pole spear, which consists of a long pole with a pointed tip at the end. Another option is the slingshot spear gun, which uses rubber bands to launch the spear.

If you’re feeling more confident, you could try making a band-powered spear gun, which uses a rubber band to propel the spear at high speeds. Alternatively, you could make a pneumatic spear gun, which uses compressed air to launch the spear.

Consider the type of fishing you’ll be doing and choose a spear gun that’s appropriate for your needs. For example, if you’re targeting smaller fish in shallow waters, a pole spear may be sufficient. However, if you’re going after larger fish in deeper waters, you may need a more powerful spear gun.

Once you’ve decided on the type of spear gun to make, research designs and gather inspiration. You can find tutorials and plans online, or you can create your own unique design. Remember to take into account your skill level and available resources.

Measure and Mark the Barrel and Handle

Step 1: First, measure and mark the barrel of the spear gun. You will need to measure the length and diameter of the barrel.

Step 2: Next, measure and mark the handle of the spear gun. This will include measuring the length, width, and height of the handle.

Step 3: Using the measurements, mark the barrel and handle on the material you have chosen. You can use a ruler, measuring tape, or other measuring tools to ensure accurate markings.

Step 4: Double-check the measurements and markings to ensure they are accurate before proceeding to the next step.

Step 5: Once the measurements and markings are complete, you can move on to cutting and shaping the barrel and handle.

Select the Right Wood for Your Spear Gun

Choosing the right type of wood is crucial for the longevity and effectiveness of your spear gun. Teak is a popular option because of its strength and resistance to saltwater. Other great options include hickory and mahogany, which are known for their durability and flexibility.

Make sure that the wood you select is free of knots, warping, and cracks. These imperfections can compromise the structure and accuracy of your spear gun. You’ll want to select a piece of wood that is long enough for the barrel and handle of your spear gun.

Once you’ve selected the right type of wood, it’s important to treat it with a sealant to protect it from the elements. A marine-grade varnish or epoxy will help prevent moisture damage and keep your spear gun in top condition for years to come.

Keep in mind that some types of wood may require special tools or techniques to shape and work with, so make sure to do your research before getting started.

Step 3: Cut and Shape the Barrel and Handle

Now that you have your materials and have designed your spear gun, it’s time to start shaping it. The first step is to cut the wood for the barrel and handle. Use a saw to cut the wood to the desired length.

Next, use a wood plane or sandpaper to shape the wood to your desired specifications. Be sure to wear gloves and safety glasses to protect yourself from wood splinters and dust.

If you are using a hardwood, such as oak or maple, you may need to use a power tool, such as a jigsaw or bandsaw, to cut and shape the wood. Make sure to follow all safety guidelines when using power tools.

Once you have cut and shaped the wood, use a wood chisel or gouge to hollow out the center of the barrel. This is where the spear will be loaded and fired from.

Finally, use sandpaper to smooth out any rough edges and give your spear gun a finished look.

Cut the Barrel and Handle to Size

Using a saw, cut the wooden barrel and handle to the desired length. Make sure the barrel is straight and smooth, and the handle is comfortable to hold.

Smooth out the rough edges with sandpaper or a file. Check for any splinters or sharp edges that may injure you during use.

Measure and mark the center of the barrel and the handle. This will help you align them correctly when you attach them together later.

Shape the Barrel and Handle

After cutting the barrel and handle to the correct size, you will need to shape them. Use a rasp and sandpaper to smooth out any rough edges and create a more aerodynamic shape for the barrel.

Next, shape the handle to fit your grip comfortably. Use a saw or rasp to shape the handle, and sand it down until it’s smooth.

Once the barrel and handle are shaped to your liking, use a chisel to carve a notch for the trigger mechanism in the handle. Make sure it’s deep enough to securely hold the trigger, but not so deep that it weakens the handle.

Drill Holes for the Trigger and Shaft

After shaping the barrel and handle, you need to drill the necessary holes for the trigger and shaft. Use a drill press to ensure the holes are straight and even.

Start by drilling the hole for the trigger. This should be located near the handle, but make sure it’s in a comfortable position for your finger. Next, drill the hole for the shaft at the front of the barrel. The size of the hole will depend on the diameter of the shaft you’ll be using.

After drilling the holes, use sandpaper to smooth out any rough edges. Make sure the trigger moves smoothly in its hole and that the shaft fits snugly in its hole.

Finally, attach the trigger mechanism and the rubber bands to the shaft. Your spear gun is now ready for use!

Step 4: Assemble the Spear Gun

Insert the Trigger Mechanism and Sear – Before assembling the spear gun, insert the trigger mechanism and sear. These parts should be placed according to the manufacturer’s instructions.

Attach the Rubber Bands and Spear – Once the trigger mechanism is in place, attach the rubber bands and spear. The rubber bands should be stretched enough to provide sufficient force for the spear to travel through the water.

Test the Spear Gun – After assembling the spear gun, test it to ensure that it functions properly. Check to make sure that the trigger is working, and that the spear can travel through the water without issue.

Attach the Trigger and Shaft to the Barrel and Handle

Once the trigger and shaft are drilled, it’s time to attach them to the barrel and handle. First, attach the trigger to the handle using screws or bolts. Make sure the trigger is secure and in the proper position for comfortable use.

Next, attach the shaft to the barrel. The shaft should slide easily into the hole in the barrel and be secured in place with epoxy or screws. Make sure the shaft is straight and centered in the barrel to ensure accurate shooting.

Finally, test the trigger and shaft to make sure they are working properly. Pull the trigger to make sure it releases the shaft smoothly, and test the shaft’s movement in the barrel to ensure it moves freely without any resistance. Adjust as necessary to achieve optimal performance.

Add the Bands and Line to the Spear Gun

Attaching the bands and line is the final step in assembling your spear gun. The bands are responsible for providing the power needed to propel the spear through the water, while the line is used to keep track of your spear and reel it back in if necessary.

To attach the bands, stretch them around the barrel and hook them onto the notches on the top and bottom of the handle. Make sure they are evenly spaced and the correct length for your gun. You may need to adjust the length of the bands by trimming them down.

Next, tie the line to the end of your spear and wind it onto the reel attached to your gun. Make sure the line is secure and won’t come loose when you fire the gun. You’re now ready to take your spear gun out into the water and catch some fish!

Install the Safety Mechanism

Once the trigger and line have been attached, the next step is to install the safety mechanism. This is an essential component that helps prevent accidental discharge of the spear gun.

The safety mechanism typically consists of a simple lock that prevents the trigger from being pulled until the lock is released. To install the safety mechanism, carefully attach it to the barrel of the spear gun and test it to make sure it is functioning properly.

Always ensure that the safety is engaged when the spear gun is not in use, and keep the spear gun pointed in a safe direction at all times.

Step 5: Test the Spear Gun for Accuracy and Functionality

Now that your spear gun is fully assembled, it’s time to test it for accuracy and functionality. Accuracy is key when it comes to spearfishing, so it’s important to make sure your gun is shooting straight. Find a safe and open area to test your gun, such as a pool or calm body of water.

First, make sure the safety is on and load the gun with a test spear. Take aim at a stationary object and fire. If the spear hits the target accurately, you’re off to a good start. If not, you may need to make some adjustments to the functionality of your gun, such as the trigger pull or the position of the bands.

Once you’re satisfied with the accuracy and functionality of your spear gun, it’s time to take it out into open water and put it to the test. Always remember to follow safe spearfishing practices and regulations, and never take more fish than you need.

Preparing for the Test

Before testing the spear gun for accuracy and functionality, it is important to ensure that the environment is safe and appropriate for testing. Choose a location with ample space and clear visibility of the target.

It is also essential to wear appropriate safety gear, including goggles or a face shield, as well as gloves to protect your hands from the spear gun’s bands.

Before loading the spear gun, check the bands for any signs of damage, and ensure they are securely attached to the barrel and handle. Test fire the spear gun to check for any malfunctions before conducting accuracy tests.

Important Safety Tips to Remember

Always wear protective gear: When using a spear gun, it is important to protect yourself from potential harm. Wear a wetsuit, gloves, and goggles to ensure maximum safety.

Know your surroundings: Before using a spear gun, make sure you are aware of the area you will be diving in. Check for potential hazards like rocks, currents, and other marine life.

Never point the gun at yourself or others: The spear gun is a powerful weapon that can cause serious injury if not handled properly. Always keep the gun pointed away from yourself and others while in use.

Wear Eye Protection

One of the most important safety tips to remember when using a spear gun is to always wear eye protection. A speargun can fire at high velocities, and a misplaced shot can cause serious eye injury. Make sure to wear goggles or a mask that covers your eyes to protect them from any accidents that may occur during the use of a spear gun.

When using a spear gun, always aim at the target, and never point the gun at anyone, even if it’s unloaded. Remember to keep a safe distance from other people in the area, and never dive alone. Always let someone know where you’re going and when you plan to return.

By following these safety tips, you can enjoy the sport of spearfishing while staying safe and avoiding any accidents or injuries that may occur.

Never Load the Spear Gun on Land

Load the spear gun only when you are in the water. Always treat a spear gun as if it is loaded, even if you think it is not. Never point the spear gun at anything that you do not intend to shoot.

Do not carry a loaded spear gun out of the water. The force of a loaded spear gun can cause accidental discharge and can lead to injury. Always unload the spear gun before leaving the water.

Keep the safety on until ready to fire. The safety is there for a reason, so use it. Only take the safety off when you are ready to shoot your target.

Be aware of your surroundings and other divers. Never point the spear gun at another person, even if it is unloaded. Be mindful of your surroundings and other divers in the area to avoid accidental injury.

Frequently Asked Questions

What are the required materials to make a fishing spear gun?

Before starting, gather all necessary materials, including PVC pipe, a rubber band, a metal spear, paracord, and a handle. Make sure to have all required tools on hand, including a drill, saw, and sandpaper.

How do you cut and assemble the PVC pipe for the spear gun?

Use a saw to cut the PVC pipe to the desired length for the spear gun. Drill a hole near the front end of the pipe to fit the metal spear. Attach the handle to the back end of the pipe with screws and secure it in place with paracord wrapping.

What is the process for attaching the trigger and shaft to the barrel and handle?

Connect the trigger and shaft to the metal spear using a wire or cable tie. Attach the trigger to the handle with screws or bolts, then attach the shaft to the barrel with a wire or cable tie.

How do you add the bands and line to the spear gun?

Attach the rubber band to the front end of the barrel with a wire or cable tie. Attach a fishing line to the back end of the metal spear and secure it to the handle. Attach a reel to the handle and load it with additional fishing line.

What safety measures should you take when testing the spear gun?

Always wear appropriate protective gear, including eye and ear protection, when testing the spear gun. Only test the spear gun in a safe, open area away from other people and animals. Never point the spear gun at anyone or anything that you do not intend to shoot.

What are some important safety tips to keep in mind when using a fishing spear gun?

Remember to always wear eye and ear protection, never load the spear gun on land, and never point the spear gun at anyone or anything that you do not intend to shoot. Always use caution and follow proper safety procedures when handling and testing the spear gun.

Craving More Content?

Anglers Advantage Guide Service