Instruments

How to choose a circular saw

Any builder or business man knows how irreplaceable a circular power saw can be. In any serious repair or construction, you just can not do without it. This power tool allows you to ensure cleanliness, high quality and precision cutting. let’s consider, how to choose a circular saw.This tool can be domestic and professional. Household saws are intended to be used from time to time. If you need a tool for long-term operation, then you should take care of the acquisition of professional types. Moreover, these types differ not only in cost, but also in functionality..Decide on the purpose of use and parametersIt’s best to decide at the very beginning of the choice why this tool is needed, this will allow you to focus your eyes on the necessary characteristics. Consider the main indicators to start with. First of all, pay attention to the outer diameter of the saw blade. It has an effect on other characteristics, for example, on the penetration depth. Most often you can find a tool with a cut depth of 50-60 mm. With it, you can perform all the basic tasks, in addition, these saws are distinguished by their maneuverability and minimal use of the necessary effort. There are saws with a depth of 40 mm on the market for construction tools. They are compact and are used in working with material of small thickness. That with their help to perform a deep cut, you need to cut from two sides. A professional tool allows you to cut up to 130 mm. Their use is especially justified in cases where the volume of work is high, and labor productivity should be maximum. Their weight can exceed 10 kilograms. Some have concluded that models that can be used permanently will be the optimal acquisition. The saw power also depends on the size of the blade. With an increase in the outer diameter, its power increases. If you want the saw to last as long as possible, set the tilt angle of 45-90 degrees. It can be adjusted thanks to the inclination of the platform with the participation of a special scale.The base of the electric saw and its readiness for workThe base may be stamped or cast. Many consider the latter to be more reliable, since such a design has high rigidity and does not warp over time. However, the stamped base made of thick steel is also quite durable. It is best to immediately check it when purchasing a product. If it is not possible to connect it to the mains, you must be content with being able to hold it in your hand. If you work a lot with this saw, it is better that the work proceeds with maximum comfort.Safety and guide tiresIn working with the tool, give security an important role. Each modern saw is closed from above by a casing for a disk, and during operation its upper part is in the closed position. The lower part closes the disc in the case when the saw does not work. Some saws are equipped with a button that protects against accidental operation. It is located most often on the handle. By clicking on it, you can simply pull the trigger. To increase work safety, the tool is equipped with a special coupling. If something sticks, it will instantly work. Now the disk will stop rotating, although the motor shaft will be in operation. In some professional saw models, an electronic braking system is available. It allows you to stop the disk immediately after turning off the engine. To increase the accuracy of cut, guide rails are used. It is best that they are not made by the craftsmen themselves, but by the manufacturer of the electric saw specifically for your model.Other important pointsTo choose a circular saw, pay attention to the presence of the wear indicator of the brushes. They allow you to see in time that their resource is ending and to warn about it in advance. Brushes are not at all difficult to notice. Some models simply stop working when they are worn out. Evaluate the type of power supply. Circular saws can operate on battery or mains. However, when using a rechargeable battery, operation will not be long, although the battery capacity largely affects it. However, this tool is characterized by higher mobility. With increasing battery power, its price rises, and the last important point is the spindle lock. To replace the saw blade, just press the corresponding button, and then replace it with a wrench. If you often have to change drives, this figure will become especially important., how to choose a circular saw, You saw the main indicators that you need to pay attention to. Having spent time choosing the right tool, you can purchase a product that will serve you for a long time and comfortably.

How to choose a circular saw
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