In this blog post, we will show you how to cut a board in half thickness. This is a great way to get two thinner boards from a single piece of lumber. Knowing if you need to cut down a board to fit in a specific spot is also a good skill. We will show you how to do this using both power and hand tools.

Before cutting a board in half, you need to determine the thickness of the board. Measure the thickness of the board with a ruler and mark where you will be cutting the board with a pencil. Then, use a hacksaw to cut through the board at the marked line. Remember, always exercise caution when using tools and follow all safety instructions. Read on for more information.
Summary: If you want to cut a board in half thickness, it is best to use a hacksaw. Make sure the blade is sharp and hold the board against the saw kerf. Make sure the board is straight and clamp the fence so that it is perpendicular to the board. Saw through the board as close to the fence as possible.
8 Effective Ways on How to Cut a Board in Half Thickness
1. Using a Power Saw
This is the quickest and easiest way to cut a board in half thickness if you have access to a power saw. First, measure the thickness of the board and mark where you will be cutting it with a pencil. Next, set up the power saw according to the manufacturer’s instructions.
Ensure the blade is sharp and the saw is properly secured before beginning to cut. When ready, slowly guide the blade through the board at the marked line. Be careful not to apply too much pressure, which can cause the blade to bend and break. Once the board is cut, use sandpaper to smooth any rough edges.
2. Using a Hand Saw
If you do not have access to a power saw, you can use a hand saw to cut the board. First, measure the board and mark the halfway point. Then, set the board on a level surface and align the blade of the hand saw with the mark.

Apply pressure to the saw’s handle and push the blade through the wood. Repeat this motion until you have cut through the entire board. If the board is thick, you may need to make several passes with the saw.
3. Cutting Every Straight Line:
There are a few ways to cut a board in half thickness. If you have a table saw, this is the easiest way. Set the blade to half the thickness of the board and cut. If you don’t have a table saw, you can use a hand or circular saw. Just be sure to set the blade to half the thickness of the board before making your cut.
4. Using a Router:
If you have a router, you can use it to cut the board in half. First, ensure the router bit is set to the correct depth. The depth should be set to half the thickness of the board. Next, rout the board along its length, keeping the router steady. Once you have cut through the board, you can use a chisel to clean up any rough edges.
5. Cutting With a Jigsaw:
If you don’t have access to a table saw or a router, you can use a jigsaw to cut the board. First, draw a line down the center of the board with a pencil. Next, clamp the board to a work surface and drill a hole at each end of the line. Then, insert the jigsaw blade into one of the holes and cut along the line. Be sure to wear eye protection and use a dust mask, as the cutting will create a lot of sawdust.
6. Using a Guide Board:
You can use a guide board to get a clean, straight cut. First, clamp the guide board to your work surface to flush with the cutting line. Then, clamp the board you are cutting to the guide board. Use a straight edge or a level to ensure the boards are lined up correctly. Next, cut along the cutting line, using the guide board as a straight edge.

7. Cutting With a Chisel:
You can use a chisel to cut the board if you don’t have access to any power tools. First, draw a line down the center of the board with a pencil. Next, clamp the board to your work surface and begin chiseling along the line. You will need a hammer to drive the chisel through the wood. Be very careful as you do this, as it is easy to slip and cut yourself. Once you’ve cut through the entire board, sand down the edges to remove any splinters.
8. Cutting With a Sawzall:
If you have a Sawzall, you can use it to cut the board in half. First, ensure that the blade is the correct size for the thickness of the board. Next, clamp the board to your work surface and cut along the line. Be careful as you do this, as the blade can easily slip and cause injury. If you have a power saw, you can also use it to cut the board in half. Just be sure to use a blade that is the correct size for the thickness of the board.
Step by Step Guide: How to Cut a Board in Half Thickness
Step 1: Measuring the Board.
The first step is to measure the board that you need to cut in half. Next, use a measuring tape to get accurate measurements of the length and width of the board. When taking the measurement, add an extra 1/8th inch to the length and width measurements. This will ensure that the board is cut correctly.

Step 2: Marking the Board.
Once you have the board’s measurements, use a pencil to mark the halfway point on both the length and width of the board. Make sure that the marks are even and perpendicular to each other. If the marks are not even, the board will not be cut evenly in half.
Step 3: Cutting the Board.
Now that the board is marked, it is time to cut it in half. Use a saw to cut along the marks you made on the board. If you do not have a saw, you can use a utility knife to score the board along with the marks. Once the board is scored, it can be broken in half easily. When cutting the board, be sure to wear gloves and eye protection.
Step 4: Cleaning Up the Edges.
Once the board is cut in half, you will need to clean up the edges. First, use sandpaper to smooth out any rough edges on the board. Once the edges are smooth, you can use a router to round over the board’s edges. This will give the board a finished look and make it easier to work with. When cleaning up the edges, ensure the board is still level and flat. It won’t be easy to work with if the board is not level.
Step 5: Finishing the Board.
Once the board is cut in half, and the edges are smooth, you can finish the board however you like. You can stain or paint the board or leave it natural. If you plan on using the board for a project, make sure you finish it before you begin working on it.

And there you have it! A guide on how to cut a board in half thickness. Be sure to follow these steps carefully to get accurate results. With a little practice, you can cut boards like a pro!
You Can Check It Out To Finish Cornhole Boards
Some Helpful Tips and Suggestions
- Always use a straight edge when cutting the board. This will help to ensure that the board is cut evenly in half.
- When taking measurements, be sure to add an extra 1/8th inch to the length and width of the board. This will ensure that the board is cut correctly.
- Wear gloves and safety glasses when cutting the board.
- Use a saw blade that is designed for cutting wood. This will help to ensure a clean and precise cut.
- Always make sure that the saw is set at the correct depth before beginning to cut.
- If you are using a power saw, be sure to use proper safety precautions.
- When cutting the board, keep your hands and fingers away from the blade.
How to Make a Half-lap Joint?
A half-lap joint is a strong and simple way to join two pieces of wood together. It involves cutting away half the thickness of each board at the point where they meet, leaving a smooth, even surface for joining them. To create a half-lap joint, you will need to use a saw such as a miter or circular saw.
Begin by marking the wood to indicate where the two pieces will meet. Measure and mark both boards with a pencil so that, when lined up correctly, they create an even line. You may want to use a square or ruler to ensure accuracy. Now it’s time to cut away half the thickness of each board at those points. Make sure to wear protective goggles and gloves for safety.
Conclusion
In conclusion, we have shown that cutting a board in half thickness is possible by using the right saw and blade. We recommend following these steps to get the best results, ensuring your blade is sharp, using a slow cutting speed, and applying pressure evenly.
With a little practice, you should be able to achieve this goal without any trouble. We hope this guide on how to cut a board in half thickness has been helpful. Have you tried cutting a board in half thickness? If so, tell us about your experience in the comments section below.