½” x 3 tpi blades and generally used for straight-line cutting in 6”-10” hardwoods and 5”-8” softwoods.  An excellent resaw blade. They can also make a 2-1/2” radius (5” diameter) cut.  

1/2” x 4 tpi blades are generally used for straight-line cutting  in 2-1/2”-6” hardwoods and 1-1/2”-4” softwoods.  This is an excellent resaw blade if you want a little nicer finish than the 3 tpi but material height is limited to 6”. They can also make a 2-1/2” radius (5” diameter) cut.

1/2” x 6 tpi blades are used for grandual curves and straight-line cutting ¾”- 2-1/2” hardwoods and ½”-1-1/2” softwoods.  They can make a 2 1/2” radius cut

1/2” x 8 tpi blades are used for cutting up to  1 ½ ” hardwoods and 1” softwoods.  They can make a 2 1/2” radius cut.  These blades give a smooth, clean finish for minimum sanding.

1/2” x 10 tpi blades are generally used for straight-line cutting up to  ¾” hardwoods and ½” softwoods.  They can also make a 2-1/2” radius (5” diameter) cut.  These blades give a smooth, clean finish for minimum sanding.

1/2” x 14 tpi blades are used for cutting up to ¼” plywood, MDF and other composites and up to ¼” soft metal and plastic.  They can make a 2 1/2” radius cut.  These blades give a smooth, clean finish for minimum sanding

1/2” x 18 tpi blades are used for cutting up to 1/8” plywood, MDF and other composites and up to 1/8” soft metal and plastic.  They can make a 5/8” radius cut.  These blades give a smooth, clean finish for minimum sanding