Boring Head Set, CNC Milling Tools Kit with 12pcs Boring Cutters, 40Cr Material, 75mm Diameter Boring Bar F1-18 for Metric System Machining (NT40-F1-18-12PCS)

Item Type: Boring Head SetSystem: Metric SystemMaterial: 40CrSpecifications(optional): NT30-F1-18-12PCS, NT40-F1-18-12PCSBoring Cutter: 12pcsBoring Head Diameter: Approx. 75mm / 3inMaximum Offset: 25mmThread: 1.5"-18Accuracy: 0.01mmPackage List：1 x Boring Head1 x Boring Shank12 x Boring Cutter3 x Wrench

• Precision Boring Capability: This boring head set delivers accurate machining with 0.01mm precision and a maximum offset of 25mm, making it ideal for fine-tuning hole diameters in metalworking projects using your CNC milling machine.
• Durable 40Cr Construction: Made from high-quality 40Cr alloy steel, this boring head set offers excellent hardness, toughness, and vibration resistance to ensure and long service life even under heavy-duty use.
• Versatile Machining Use: Designed for the metric system, this boring head set works seamlessly with NT30 or NT40 spindles and is perfect for machinists, hobbyists, and professionals who need reliable tools for boring, enlarging, or finishing holes.
• Specially Treated Surface Finish: The boring head features a hardened surface treatment that enhances wear resistance and maintains dimensional accuracy over time, reducing tool wear and ensuring consistent results across multiple operations.
• Complete Kit with Storage: Includes 1 boring head, 1 boring shank, 12 boring cutters, and 3 wrenches—all neatly stored in a convenient carrying box for organized transport and quick access during your machining tasks.