Door Set -Flush Bit 1/4"" Flute Router Woodworking Tool 6.35mm Flute Router Highlights Generic Brand Flush Bit 1/4"" Flute Router Tool 6.35mm Flute Router Woodworking 6.35mm Description: Various types of professional grade carbide router bits. Solid hardened steel body with anti-kickback design. Using high frequency welding technology, strong, durable. Cuts all composite materials, hardwoods and softwoods. For use on CNC routers and other automatic routers, as well as handheld and portable routers. Specification: Material: Alloy Color: Red Shank Diameter: 6.35mm/1/4"" Overall Length Cut Depth x Cut Length: 6.35mm: 72mm-25mmx6.35mm/2.83-0.98x0.25inch 7.96mm: 72mm-25mmx7.96mm/2.83-0.98x0.31inch 9.52mm: 68mm-25mmx9.52mm/2.68-0.98x0.37inch 12.7mm: 68mm-25mmx12.7mm/2.68-0.98x0.5inch Package includes: 1 piece of cutter Note: Please allow 1-2mm error due to hand test, thanks for your understanding.