How Long Do DeWalt Planer Knives Last?

DeWalt is a well-respected brand in the world of woodworking, known for producing high-quality tools that deliver exceptional performance. Among their lineup of woodworking equipment, DeWalt planers stand out as reliable and efficient tools for achieving smooth and precise cuts. When it comes to planers, one common question that arises is: How long do DeWalt planer knives last? In this article, we will explore this topic and provide insights into unlocking the lifespan potential of DeWalt planer knives.


DeWalt planer knives, also known as blades, are crucial components of a planer, responsible for cutting and shaping wood surfaces. The lifespan of these knives can vary depending on several factors. Let's delve into some key points to consider regarding the longevity of DeWalt planer knives:


  • Blade Material: DeWalt planer knives are typically made from high-speed steel (HSS) or carbide. HSS blades are commonly found in DeWalt planers and are known for their durability and ability to hold an edge. Carbide blades, on the other hand, are extremely hard and more resistant to wear, making them ideal for heavy-duty applications. The choice of blade material can impact the lifespan of the knives.

  • Frequency and Type of Use: The lifespan of DeWalt planer knives can be influenced by how often and in what manner they are used. Planing softwoods generally puts less strain on the blades compared to hardwoods or highly resinous woods. Planing abrasive materials or encountering foreign objects in the wood can also contribute to faster blade wear. Additionally, the frequency of use and the intensity of the workload can affect the lifespan of the blades.

  • Maintenance and Care: Proper maintenance and care can significantly extend the lifespan of DeWalt planer knives. Regular cleaning, removing any resin or debris from the blades, and ensuring they are properly adjusted and aligned can help prevent premature dulling or damage. It is also essential to store the planer in a clean and dry environment when not in use to avoid corrosion or other forms of deterioration.

  • Sharpening and Blade Replacement: Eventually, even the best-quality planer knives will become dull and require sharpening or replacement. The lifespan of DeWalt planer knives can be extended through proper sharpening techniques or by using professional sharpening services. However, it is important to note that excessive sharpening can reduce the overall lifespan of the blades, as they can only be sharpened so many times before they become too thin or short.

  • Usage Patterns and Conditions: The specific usage patterns and conditions in which the planer is operated can affect the lifespan of the knives. Factors such as feed rate, depth of cut, and the presence of knots or irregularities in the wood can impact blade wear. Additionally, environmental conditions, such as high humidity or exposure to moisture, can lead to rust or corrosion, shortening the lifespan of the knives.

In conclusion, the lifespan of DeWalt planer knives can vary depending on factors such as blade material, frequency and type of use, maintenance and care, sharpening practices, and usage patterns. By understanding these factors and taking appropriate measures to maintain and care for the blades, woodworkers can unlock the potential lifespan of DeWalt planer knives. Remember to choose the right blade material for your specific needs, follow proper maintenance procedures, and sharpen or replace the blades when necessary. By doing so, you can ensure that your DeWalt planer continues to deliver optimal performance and precision for a prolonged period, allowing you to tackle woodworking projects with confidence and efficiency.


If you want to find more DeWalt planer knives, you can visit the FindBuyTool website, which contains various woodworking tools, especially including wood turning projects, and search the two tools to check their differences. Before you pay for a satisfying tool, don’t forget to read carefully about the shipping policy. By the way, if you have any question, you can send e-mail to us and service will be always online.

13 Inch HSS Planer Blades for DeWalt DW735/DW735X/DW735XE, Set of 3



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