Features: This 1/4" shank helical router bit combines slotting and edges trimming functions for enhancing durability in woodworking applications. Featuring composite helical blade, the tool ensures low resistance cutting, reduced noise emission, and precise edges finishing across wood/composite materials. Ideal for professional carpentry, furniture maker, and DIYer enthusiasts requiring various milling solution for intricate woodcraft projects. Perfect for plastic/composite material processing in workshops or construction sites. Engineered with standardized shank design for quick tool changes, this double purpose router bit delivers shop ready result through optimized anticorrosion treatments and wear resistant coating. Specifications: Length:Approx.67.7mm/2.66inch Product purpose: Grooved edges trimming Cutting hardness: HRC93 Cutter tip R angle mm: 0.2mm Cutting method: Milling Processing diameter ranging: 10-20mm Maximumly cutting depth: 25mm Effective working length: 25 Rotation direction: Rotate counterclockwise Cutting direction: Milling Number of blade: 2 Number of slots: 2 Package Includes: 2pcs Wood Router Bit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.