【Professional Woodworking Router Bit】Greate for door frame, cabinet door panel, window, photo frame, picture frame lines making. 【Premium Material】Industrial quality Router bits, premium quality YG6 carbide alloy cutters with build-up & heat resistant Teflon coating, brazed for maximum strength. 【Anti-Kickback Design】2 flutes carbide cutters, solid hardened steel bodies with anti-kickback design and CNC balanced, sturdy and durable. 【Applicable Materials】Mainly used for a variety of materials from wood, plywood, MDF and other wood composites, plastics, fiberglass, and solid surface etc. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received.