The amp-hour ratings range from about 5 hours to 9 hours. Now, to my question…finally. The smaller diameters are typically used only for hand-held circular saws while larger diameters are frequently seen on stationary saws. Any thoughts? Usually, you will want to stick to a single blade circular saw outfitted with a fine-tooth laminate or veneer blade. What Circular Saw Blade To Use. Cube-like in shape, it contains many of the same features as other circular saws such as guides, angle adjustments, and a dust collector. Last 30 days; Last 90 days; Coming Soon; International Shipping. Blades are toothed metal discs featuring a hole in the centre called a bore.This hole is used to attach the blade to the saw. This is known as a combination blade as it has features of both rip and crosscut blades and can handle both types of cuts. (See the three photos at below for different degrees of grain tear-out.) Saw Blade Size. Changing the blade was easy…or so I thought….until the day when I couldn’t figure out which way to put the blade in and felt like a fool. Most manufacturers offer blades designed for specific materials, such as laminate, aluminum and plywood. Any thoughts? 6.25 Inch; 6.5 Inch; 7.25 Inch; 8 Inch; 8.25 Inch; See more. of the blade. This mostly comes down to the width of the materials you’ll be cutting – a larger blade means more cutting capacity. Also, as we saw, tooth count is not all that matters, there are some higher quality high-tooth-count blades for circular saws. Coarse cut. Fast rip cuts and cross cuts in softwood, hardwood, raw chipboards and formwork boards. January 25, 2013 at 4:42 pm #11624. jkirk. Not a big deal though. Use of a larger blade also causes somewhat larger tip speeds, so that might potentially cause problems. Now, going back to the actual inventor the first functional circular saw, there are a wide number of claims. I just thought that it will require greater power to rotate the slightly larger blade. The most common and useful size for DIYers is 7 and 1/4 inches. If it doesn’t, substitute a zeroclearance insert. The circular saw can be used in roofing, metal, masonry, etc., projects. 7.25 in (18.4 cm) blades are the standard for lumber up to 2.25 inches (5.7 cm) thick, while 8–10 in (20–25 cm) saw … Is it possible to put a dado blade on a portable circular saw? The recommended applications are usually printed on the saw blades for easy identification.. Frank Boyer. I have read the FWW article which seemed to point me toward the Forrest 2 combination blade. I am sure there is enough clearance to fit the blade without it fouling the chasis of the saw. Meanwhile, the top face suffers tear-out so bad it cannot be used in a visible area on a project. Some of the products they manufacture include circular miter saw blades, more particularly, this one DEWALT’s DW3128P5. When I first started using circular saws, what I knew about the circular saw blades was this: how many teeth the blade has and the size of the blade. Although many of us use our circular saw for woodworking, there’s really no limit to what you can achieve with it if you take care to do it correctly. This makes for a very clean cut across the grain. Blade Size . By having a board under, you can cut flat on the floor, and also there won't be anywhere nearly as much tear-out on the bottom, because the next board will be stoppling the chips from being pulled out. The type of cuts achievable are normally: Very coarse cut. Circular saws make quick, straight cuts across a board (crosscuts) or along the board's length (rip cuts). Buying Circular & Mitre Saw Blades – Cuts Matter. Hey folks, I've got a standard/normal makita circular saw that came with a 7 1/4" blade. The most significant claims include: Little-known sailmaker Samuel Miller of Southampton, England. This post about circular saw blades is sponsored by The Home Depot. The larger and wider the blade, the more power is required to drive it through wood. There is also a third type of circular saw blade which is for general use. International Shipping Eligible; Certification. If you’ve got a miter saw, you need to keep a crosscut blade in it. Crosscutting blades, on the other hand, use a less-aggressive hook angle, sometimes even a backward-leaning (or negative) hook angle. They can be fitted to various power saws depending on the material you are looking to cut and the size of your tool. I bought the 5 hp Sawstop cabinet saw (love it) and am ready for a new/better blade. Overview of Circular Saw The principal characteristic of a circular saw is a toothed or abrasive disc or blade. BUT, the blade that my saw came with is 185mm and the ones in the store are 184mm - couldnt see any 185's. I went to purchase a diamond masonry blade but they only came in at 7", not 7 1/4". I need to use it to cut some bricks laid in a patio. Is the motor of the saw the limiting factor? My mitre saw has a blade spec of 250mm dia would it be possible to fit a 254mm blade with same kerf or would this be dangerous and liable to cause an accident. Gullets between the teeth remove chips from the work pieces. (Unlikely, but possible, since the differential in tip speed would be only 20%.) I currently use a Porter Cable sidewinder, but it would be worth it to get a worm drive if necessary. halifax, nova scotia. The number of teeth on the blade helps determine the speed, type and finish of the cut. danpattison.com. You certainly would not want to use a 12 inch blade on a 10 inch saw, as that large of a blade might have clearance problems as it is adjusted. Cutting Backward . As a rule of thumb, a blade with a hook angle less than 7° can be used on your mitersaw. If you look at the cheap circular saw blades you will see big chunks missing where someone hit a nail, hung a tooth, and it ripped a 1" piece out of the blade. I've just brought a circular saw to start my cutting and it comes with a 24 tooth blade. The most common sizes are 6-1/2″, 7-1/4″, 10″ and 12″. A general purpose, combination, or rip blade serves no benefit in a miter saw. Also, blades will list a max RPM. But for straight cutting, you need a specific tool – the circular saw. Moderator. Typical circular saw blade diameter ranges from 6-1/2 inches to 12 inches, but saw blades with 3-3/8″ up to 16″ can found on the market. Jun 14, 2009. The spot in your saw’s throat plate may not line up with the blade. As you can clearly see, as a general rule, the larger the saw blade diameter, the larger the arbor hole.The most common circular saw blade sizes are 7-1/4”, 10” and 12”. Safety side note: Sometimes circular saw or table saw blades can be used on a miter saw, but often not – be sure to check with the manufacturer before attempting this. The blade quickly claims the first position on this list of the best miter saw blades and for a good reason. Dan. A crosscut blade uses a high number of ATB teeth. In this article, I’ll explain when to use a circular saw along with a short user guide. Thanks DEWALT’s DW3128P5 is equipped with two blades in the bundle, one blade designed with 80 teeth, and another one with 32 teeth. A key item in almost every toolbox, whether for trade or domestic use, is a handheld circular saw. Blade stabilizers are used … Many people wonder if there’s a specific metal cutting saw to use when you want to work with this material, and sometimes that will be the case. Circular saw blades come in several different sizes. Circular saws may also be loosely used for the blade itself. As well as voltage, an amp-hour rating will also be listed, which indicates how long you can use the saw before the battery dies. Finally, because your mitersaw has less power than your tablesaw, kerf thickness is going to be a factor. Standard components on a circular saw include: A blade guard that covers the blade when the saw isn't in use and retracts to expose the blade during use Personally I’ve never needed to cut anything thicker than 2x lumber with my circular saw so it hasn’t made much difference for me having 7 1/4 vs 6 1/2. In addition, realign the cursor and scale on your fence. The blade you buy and fit onto your saw will produce a cut specific to the manufacturer’s design. Circular Saw Blades (126 products) A Circular saw blade is a disc consisting of teeth which can cut different materials using a spinning motion. Few saws can cut backward as well as forward. 3 – Crosscut Blade. In theory, a chop saw can be used to cut thin metal, but the risk of dangerous kickback is very high. ——————————————————– The circular saw blade you choose depends on what you're cutting and how you're cutting it. It's important to select the right bore size and diameter to suit your tool, to ensure it fits properly and for personal safety. Click any image to view a larger version. I need to cut lots of rabbets for shelves and I figure I could cut them faster with my saw and a jig. Our Brands; Packaging Option. Just imagine if that were on your trimmer and it went flying through your person. Blades with fewer teeth cut faster, but those with more teeth create a finer finish. Standard circular saw blades are typically used to cut wood or wood composites. You can also set a circular saw to make bevel cuts. Using a very large and heavy saw for light duty work is simply cumbersome and tiring. Expansion slots cut into the rim help prevent the blade from warping as it … Stick it in a vice, flex it hard and it doesn't shatter, just bends you should be good to go. You can safely cut steel and aluminum with a circular saw, providing you have the right blade. The advantage of having a cordless Circular Saw is that you don't have to worry about a power cord getting in the way. Dark Sky; Energy Star; UL Listed; WaterSense; Condition. Many cordless units can provide long runtime and great power when used with high-capacity batteries, but an electric saw may be preferred for larger jobs and all day use. Use a sacrificial board. Dual blade circular saws can help you cut fine materials like wood veneer or laminate, but only in a pinch. I have been recommended to get around a 40 tooth blade, which is fine, there were loads in B&Q today. Frustration-Free Packaging; New Arrivals . I understand I can’t use a blade that has paint on it…What blade would you recommend? you cant make a 45 degree bevel cut with a 6 1/2″ inch blade. The table saw contains a small circular blade tucked into the center. Because a circular-saw blade cuts on an upward rotation, the bottom face, in which the teeth enter the cut, will almost always have a clean, tear-out-free surface. Shift the splitter on your blade guard so it lines up with the blade. Allowing you to make quick and accurate cuts time and time again, these saws are an efficient way of cutting timber and boards to size, and in some cases you can also use specific blades to cut other materials. When we are talking about corded tools, this usually translates into a question of weight and over-all size of the saw. Circular saws are categorized by the diameter of the blade they take. Combination blades also come with a higher tooth count, up to 80 teeth on some of the larger blades. 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