It's recommendable to use different tooth profiles for the different types of wood (hardwood or softwood) and types of cuts (precise longitudinal cut or rough cut).įor rough cuts, for example to saw firewood for the fireplace, you only require few teeth on the saw blade. Which saw blade you choose depends on the type of cut you wish to perform. Since wood is a comparatively soft material, almost all circular saw blades are suited for working with wood. The cutting quality is basically determined by the number of teeth of a circular saw blade.
#Circular saw blade sizes portable
These teeth are found on blades with larger gullets.The right circular saw blade set for every type of woodworkĪ portable circular saw and a well assorted selection of different circular saw blades are part of the basic equipment of every craftsman and do-it-yourself enthusiast. Otherwise, there is a risk of kickback which could be dangerous. These blades are perfect for cutting up wooden pallets! Anti-kickback teethĪ shoulder at the back of the tooth prevents the blade from getting carried away by limiting the amount of material cut by each tooth. The teeth of these special blades are narrower and are made of a softer carbide that absorbs the shocks. Scrap lumber or demolition lumber may contain hard foreign bodies such as nails or gravel, which can break a conventional saw blade. The combination of these features makes these blades ideal for finishing work. The chamfered teeth cut coarsely through the material while the flat teeth finish off the cut. This tooth pattern alternates flat top (FT) teeth with a special-'trapeze' shaped tooth. This also reduces the risk of kickback and makes the blade safer to use.
The tips of these teeth flank backwards to slow the feed rate. These blades are designed for radial arm or mitre saws. They will work on most natural woods and are also able to get through tougher composite materials like plywood. A common design suited to a range of applications, ATB teeth are best for crosscuts but can also handle light rip cuts. These teeth feature a bevel design that alternates between right-hand and left-hand bevels. The number of teeth isn't everything and the shape of the teeth themselves can vary depending on the type of cutting task they are designed to handle. Some logos and abbreviations may be specific to the brand or manufacturer. Note that expansion slots are incorporated into the saw blade so that the metal can expand as it heats up.