9PCS F1 Type Boring Cutter 3/8 - Inch CNC Milling Tools Kit Set, High - Speed Steel Lathe Boring Bar with Multiple Lengths for Precision Machining and Metalworking

Item Type: Boring cutterQuantity: 9Material: High speed steelBase Diameter Height Drilling Depth Minimum Hole 3 / 8 inch 2 inch 3 /4 inch 5 / 16 inch 3 / 8 inch 2-3/8 inch 1-1/8 inch 5 / 16 inch 3 / 8 inch 2-3/4 inch 1-1/2 inch 5 / 16 inch 3 / 8 inch 2-3/16 inch 15/ 16 inch 3/8 inch 3 / 8 inch 2-21/32 inch 1-13/32 inch 3/8 inch 3 / 8 inch 3-1/8 inch 1-7/8 inch 3/8 inch 3 / 8 inch 2-3/8 inch 1-1/8 inch 7 / 16 inch 3 / 8 inch 3-15/16 inch 1-11/16 inch 7 / 16 inch 3 / 8 inch 3-1/2 inch 2-1/4 inch 7 / 16 inchPackage List：9 x Boring Cutter

• Precision High-Speed Steel Construction: This 9PCS F1 Type boring cutter set is made from high-speed steel, ensuring exceptional hardness, wear resistance, and long service life during demanding metalworking tasks. Each boring tool maintains sharp cutting edges even under high-temperature operations, delivering consistent performance in professional or hobbyist CNC milling and lathe setups.
• Multiple Lengths for Versatile Applications: The boring cutter kit includes 9 different lengths ranging from 2 inches to nearly 4 inches, allowing you to tackle a wide variety of hole depths and internal machining needs. Whether you're enlarging existing holes or fine-tuning bore diameters, this CNC milling tools kit set adapts seamlessly to your project requirements.
• Ideal for Machinists and DIY Enthusiasts: Designed for use in lathes and milling machines, this boring bar set suits both industrial machinists and home workshop users working on automotive parts, custom fittings, or precision engineering projects. Its reliable performance makes it a go-to choice for anyone needing accurate internal diameter adjustments in metal components.
• Durable and Factory-Tested Quality: Each boring tool in this lathe parts kit undergoes strict quality inspections before shipping, guaranteeing dimensional accuracy and structural integrity. The high-speed steel material resists deformation and chipping, ensuring smooth operation and easy replacement when needed—ideal for repeated, high-precision use.
• Complete Ready-to-Use Kit with Standard Dimensions: The set includes 9 x F1 Type boring cutters, all featuring a standard 3/8-inch shank diameter compatible with most tool holders. Drilling depths range up to 2-1/4 inches with minimum bore sizes from 5/16 inch to 7/16 inch, offering immediate usability right out of the package for common machining scenarios.