Amana Tool 610240 Ripping Standard 10-Inch x 24 Tooth FT 5/8 Bore Saw Blade Perfect for ripping hardwoods and softwoods. 10 Inch x 24 Teeth Flat Top grind 20 Degree Hook Massive tool steel plate, with laser cut expansion slots allowing the blade to expand and contract from heat preventing warpage. Extra large carbide teeth provide more resharpenings. Copper Plugs to reduce noise and vibration during operation Tension rings which maintains the blades straightness under stress of operation