Difference Between Jointer And Planer (Explained)

Woodworking is an art that requires precision and attention to detail. Two essential tools in a woodworker’s arsenal are the jointer and planer. While they may seem similar, they serve different purposes in achieving the desired outcome for your woodworking projects.

difference between jointer and planer

Key Takeaways:

  • A jointer is used to flatten and square one surface of a board at a time, while a planer is used to create boards of uniform thickness.
  • The jointer removes a thin layer of wood to achieve a flat surface, while the planer adjusts the thickness by removing small bits of wood with each pass.
  • Using a jointer and planer together can help you achieve precise and consistent results in your woodworking projects.
  • Ultimately, the choice between a jointer and a planer depends on your specific woodworking needs and preferences.
  • Understanding the capabilities and limitations of each tool is crucial for making informed decisions.

How a Jointer Works and Its Uses

A jointer is a versatile woodworking tool that is primarily used to flatten and straighten the face and edges of a board. It is an essential tool for achieving flat and consistent surfaces in woodworking projects. The jointer consists of an infeed table and an outfeed table that are aligned in the same plane. When a board is passed over a spinning blade, the jointer removes a thin layer of wood, creating a flat surface.

The jointer can also be used to straighten and square the edges of a board, ensuring that they are perfectly perpendicular to the face. This is especially useful when working with rough lumber that may have uneven edges. By using a jointer, woodworkers can achieve precise and accurate results, making it an indispensable tool in any woodworking workshop.

Some woodworkers opt for a jointer and planer combo machine, which combines the functions of both tools in one unit. This provides added convenience and versatility, allowing woodworkers to perform both surfacing and thicknessing operations with a single machine. However, it is important to note that the jointer is particularly valued for its ability to accurately flatten and square surfaces, making it a preferred choice for surfacing wood.

Jointer Planer
Flattens and straightens surfaces Adjusts the thickness of boards
Squares and straightens edges Creates uniform thickness across the entire length of a board
Ideal for rough lumber and uneven surfaces Ensures consistent thickness for all boards in a project

“A jointer is a valuable tool for achieving flat and consistent surfaces, especially when working with rough lumber.” – Woodworking Expert

Jointer vs. Planer for Surfacing Wood

When it comes to surfacing wood, a jointer is often preferred over a planer due to its ability to accurately flatten and square surfaces. A jointer excels at removing small imperfections and leveling uneven boards, ensuring a smooth and uniform surface. On the other hand, a planer primarily focuses on adjusting the thickness of a board and does not have the same capability to flatten and straighten surfaces.

While a planer can also be used for surface preparation, it is less effective at addressing irregularities and may not produce the same level of precision as a jointer. Therefore, for projects that require precise surfacing, a jointer is the preferred tool of choice. However, it is worth noting that a jointer and planer combo machine can offer the best of both worlds, allowing woodworkers to perform both surfacing and thicknessing operations in one unit.

“When it comes to surfacing wood, a jointer is often the go-to tool for achieving precise and consistent results.” – Woodworking Magazine

How a Planer Works and Its Uses

A planer is an essential tool in woodworking that is used to adjust the thickness of a board and create uniform thickness from end to end. It plays a crucial role in ensuring that all boards used in a project have the same thickness, which is necessary for achieving consistent and even outcomes. A planer achieves this by removing small bits of wood from the surface of the board, thus determining the resulting thickness. While a planer excels at thicknessing, it does not have the capability to straighten or square the surfaces of the board like a jointer does.

When using a planer, the board is placed on a planer bed, and a feed roller pulls it through the machine. Above the bed, a rotating cutter head removes wood to achieve the desired thickness. The operator can adjust the depth of cut to control the amount of material removed with each pass. This process continues until the entire board has been planed and has achieved the desired thickness.

The planer’s ability to create uniform thickness across multiple boards makes it a valuable tool for woodworkers who work with rough lumber or need consistent thickness for their projects. It is often used in conjunction with a jointer to achieve precise and consistent results. Some woodworkers opt for a jointer and planer combo machine, which combines the functions of both tools in one unit, providing convenience and versatility.

Jointer and Planer Combination Machines

A jointer and planer combination machine is a versatile tool that allows woodworkers to perform both jointing and planing operations in one compact unit. These machines are designed to save space in the workshop and provide convenience by eliminating the need for separate jointer and planer machines. They feature a jointer table for surfacing and squaring boards and a planer bed for thicknessing. The jointer and planer combo machine offers the best of both worlds, allowing woodworkers to achieve flat, square, and uniform thickness in their projects.

Uses of a Planer

A planer has several uses in woodworking, including:

  • Creating boards of uniform thickness for consistent and even results
  • Smoothing rough surfaces and removing imperfections
  • Reducing the thickness of oversized or uneven boards
  • Preparing stock for joinery, such as creating flat and parallel surfaces for accurate joinery cuts

Woodworkers rely on planers to achieve precise thicknessing and ensure that all boards used in a project are of the same thickness. Whether working on furniture, cabinetry, or any other woodworking project, a planer is a valuable tool for achieving the desired results.

Jointer and Planer Working Together

While both a jointer and a planer have their individual uses, they are often used together for fine woodworking projects. The jointer is ideal for flattening and squaring a board, while the planer is efficient at reducing the thickness of a board and ensuring uniform thickness across multiple boards. By using these two tools in tandem, woodworkers can achieve precise and consistent results in their projects.

The jointer and planer combo machine is a popular choice for woodworkers who require both capabilities in one tool. This versatile machine combines the functions of both the jointer and the planer, allowing woodworkers to save space in their workshop and simplify their workflow. With a jointer and planer combo machine, woodworkers can easily transition between flattening and squaring surfaces to adjusting the thickness of boards with minimal effort.

When it comes to flattening wood, the jointer is often favored over the planer. The jointer’s spinning blade removes a thin layer of wood, creating a flat and smooth surface. It is particularly effective for removing twists, bows, and cupping from boards. Once the surface is flat, the planer can then be used to adjust the thickness of the board, ensuring uniformity across multiple pieces.

Overall, the jointer and planer are powerful tools that complement each other in woodworking projects. Whether used separately or in combination with a jointer and planer combo machine, these tools enable woodworkers to achieve precise and professional results, making them essential investments for any serious woodworker.

Pros and Cons of Jointers and Planers

When considering whether a jointer or a planer is better for your woodworking needs, it’s important to weigh the pros and cons of each tool. Let’s take a closer look at the advantages and limitations of both:

Jointer:

  • Pros:
  • Flattens and squares surfaces with precision
  • Straightens and squares board edges
  • Cons:
  • Cannot create consistent thickness across the entire length of a board

Planer:

  • Pros:
  • Adjusts the thickness of boards, ensuring uniform thickness and parallel surfaces
  • Suitable for jointing boards with flat and square sides
  • Cons:
  • Cannot flatten and square surfaces like a jointer

Ultimately, the choice between a jointer and a planer depends on your specific woodworking needs and preferences. If you prioritize achieving precise and flat surfaces, a jointer is the way to go. However, if consistent thickness and parallel surfaces are your main concerns, a planer is the better option. It’s worth noting that some woodworkers opt for a jointer and planer combo machine, which allows them to enjoy the benefits of both tools in one unit.

Regardless of your choice, having a clear understanding of the capabilities and limitations of jointers and planers will help you make informed decisions and achieve the desired results in your woodworking projects.


Table: Pros and Cons of Jointers and Planers

Jointer Pros Cons
Flattens and squares surfaces with precision Cannot create consistent thickness across the entire length of a board
Straightens and squares board edges
Planer Pros Cons
Adjusts the thickness of boards, ensuring uniform thickness and parallel surfaces Cannot flatten and square surfaces like a jointer
Suitable for jointing boards with flat and square sides

Conclusion

In conclusion, understanding the difference between a jointer and a planer is crucial for woodworkers looking to achieve precise and consistent results in their woodworking projects. While a jointer is used to flatten and square surfaces, a planer is designed to create boards of uniform thickness. These two tools serve different purposes but are often used together in fine woodworking projects.

By comprehending the capabilities and limitations of each tool, woodworkers can make informed decisions about which tool to use based on their specific needs and project requirements. A jointer excels at flattening and squaring surfaces, providing precise and flat results. On the other hand, a planer is excellent for thicknessing boards and ensuring uniform thickness and parallel surfaces.

Ultimately, the choice between a jointer and a planer depends on the individual’s woodworking needs and preferences. Some woodworkers may opt for a jointer and planer combo machine, combining the functions of both tools into one unit for added convenience and versatility. Regardless of the choice, understanding the differences between jointers and planers is key to achieving the desired outcomes in woodworking projects.

FAQ

What is the difference between a jointer and a planer?

A jointer is used to flatten and square one surface of a board at a time, while a planer is used to create boards of uniform thickness.

How does a jointer work and what is it used for?

A jointer has an infeed table and an outfeed table aligned in the same plane. It removes a thin layer of wood to flatten and straighten the face and edges of a board, making it ideal for achieving flat and consistent surfaces.

How does a planer work and what is it used for?

A planer adjusts the thickness of a board by removing small bits of wood with each pass. It is commonly used to ensure all boards in a project have the same thickness, which is essential for achieving even and consistent outcomes.

Can a jointer and planer be used together?

Yes, a jointer and planer are often used together for fine woodworking projects. The jointer is used for flattening and squaring surfaces, while the planer is used for thicknessing boards and ensuring uniform thickness across multiple boards.

What are the pros and cons of jointers and planers?

A jointer is excellent for flattening and squaring surfaces but cannot create consistent thickness. A planer excels at thicknessing boards but cannot flatten and square surfaces. The choice between the two depends on the specific woodworking needs and preferences of the individual.

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