Features Wear resistant and durable: Ti coated PCB router bit with more Ti coated layer, more wear-resistant and durable CLEAN AND CLEAN SURFACE By milling grooves, holes and panel edges, the surface is clean, clean and burr-free Good Milling and Cutting Performance The engraving router bit has good milling and cutting performance and is used for wood carving, etc. Heat resistance and corrosion resistance: carbide materials have high hardness, good strength and toughness, heat resistance and corrosion resistance 1/8 inch shank diameter: the shank diameter is 1/8 inch, the tool diameter includes 1.0, 1.5, 2.0, 2.5 and 3.0 mm, can meet your different usage requirements Specification: Item type: engraving cutter. Material: carbide + Ti coating. Tool diameter: approx. 1.0 mm / 0.04 inches. 1.5 mm / 0.06 inches. 2.0 mm / 0.08 inches. 2.5 mm / 0.1 inches. 3.0 mm / 0.12 inches. Shank Diameter:1/8" Purpose: Ti plated PCB router cutter, more Ti plated layer, more wear-resistant and durable, used for wood carving, etc. Package list: 10 x engraving cutters. Note: Adjust the correct size before use. Package List 10 x Engraving Milling Cutter