Amana Tool Solid Carbide Single 'O' Flute Straight Grind Aluminum Cutting Router Bits Option:43530 - 1/8 Dia x 1/2 x 1/4 Inch Shank Stair Armor is reusable

Stair Armor is reusable

then select Freud bit 99-450

These bits also may be used with other router jigs

Ultra hardened cutting edge for up to five times longer life than standard blades

Outstanding strength

Amana Tool Solid Carbide Single 'O' Flute Straight Grind Aluminum Cutting Router Bits Option:43530 - 1/8 Dia x 1/2 x 1/4 Inch Shank Stair Armor is reusableCombining mirror finished fluting which insures the best of cutting edges possible in a solid carbide tool, along with a strong, straight fluted design, these aggressive O flute tools will give longer tool life. Excellent for Cutting: Aluminum Fomex with Aluminum Face Natural Wood