TPI selection is arguably the most important decision when selecting a band saw blade. That’s why Dakin-Flathers have created this useful bandsaw teeth per inch chart. The number of TPI defines the pitch of the blade and can vary from 1 to 32 TPI. On some bandsaw blades there are different pitches on the same blade referred to as Vari-Pitch. For instance, use a 1/4-inch blade for rather tight curves, a 1/2-inch blade for general band saw cuts and a 3/4-inch blade or 1-inch blade for resawing wood stock. The 1/2-inch, 3/4-inch and 1-inch blades should be 3 TPI (teeth per inch) blades, while the thinner blades should have a greater number of teeth per inch. Band saw tooth size is determined by the size and type of material to be cut and the desired finish. Select a tooth per inch (TPI) based on the charts below. Find material dimensions on bottom of chart and move up for appropriate teeth per inch.
For instance, use a 1/4-inch blade for rather tight curves, a 1/2-inch blade for general band saw cuts and a 3/4-inch blade or 1-inch blade for resawing wood stock. The 1/2-inch, 3/4-inch and 1-inch blades should be 3 TPI (teeth per inch) blades, while the thinner blades should have a greater number of teeth per inch. Ive worked in a number of wood shops, and also a few metal foundries, and found one common debominator. They all used Lenox bandsaw blades. They make a variety of bandsaw blades, widths, tpi, tooth set for any application. Also, their customer service is tremendous! And did i mention all of their blades are made right in E. Longmeadow, MA. Nov 18,  · A blade in the 6 to 8 TPI range provides good general-purpose performance. This same equation applies whether you’re cutting wood or metal. For thinner metals and plastics under 1/4″ use an even finer blade (18 – 32 TPI). Bandsaw Blade Tooth Styles and Sets. There are three basic tooth styles in bandsaw blades: regular, skip and hook.

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