STANDARD: Cutting edge diameter: 0.3mm / 0.012 inch; Shank diameter: 3.175mm / 1/8 inch; Cutting edge length: 2.6mm / 0.1 inch. MATERIAL: Made from ultra-fine grain carbide material for excellent milling and cutting performance, ensuring high work efficiency. FEATURES: High hardness, high wear resistance, high strength, with sufficient bending strength and durability. CHARACTERISTICS: Sharp cutting edge provides clean, smooth, and precise cuts on surfaces with no burrs or glitches. For optimal performance, ensure proper tool clamping length. APPLICATION: Suitable for engraving PCBs, CNC machining, circuit boards, metal, plastics, wood, SMT, fiberglass, and carbon fiber boards. Adjust feed rate and cutting speed according to the material to maximize tool life. Color: As shown. Material: Alloy. Sizes: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.8mm, 0.9mm, 1mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.8mm, 2mm, 2.2mm, 2.4mm, 2.5mm, 3mm, 3.175mm. PACKAGE CONTENTS: 10 x Router Bits. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.