STANDARD: Diameter: 0.3mm / 0.012 inch; Shank diameter: 3.175mm / 1/8 inch; Length: 2.6mm / 0.1 inch. MATERIAL: Made of 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: Suitable for milling, hole cutting, and edge trimming; delivers clean, neat results without glitches. For optimal performance, ensure proper tool clamping length in the chuck. APPLICATION: Ideal for engraving PCBs, CNC machining, circuit boards, metal, plastics, wood, SMT, fiberglass, and carbon board. Select appropriate feed rate and cutting speed based on the material to maximize tool life. Color: As shown Material: Alloy Size: 1.1mm Package Contents: 10 x Router Bits Note: Light reflection and differences in display settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.