CSJ Crown Drill Bit, 3D Drill Diameter Range 8.00-8.49mm, Front-Locking Body with Internal Cooling for High-Speed Deep-Hole Drilling, Indexable Insert Drill / Side-Locking Drill Tip

The CSJ Crown Drill Bit is a high-performance, indexable insert drill engineered for precision and efficiency in high-speed, deep-hole drilling applications. Featuring a robust 3D drilling depth capability and a versatile 8.00–8.49mm diameter range, this tool utilizes an innovative front-locking body design combined with a side-locking drill tip to ensure maximum stability and rapid insert replacement. Equipped with state-of-the-art internal cooling channels, it effectively dissipates heat and evacuates chips, significantly extending tool life and delivering exceptional surface finishes.

Technical Parameters

Applications & Uses

• High-Speed Deep-Hole Drilling: Optimized for high-RPM machining centers where fast, deep, and continuous hole-making is required.

• Efficient Chip Management: The internal cooling system is perfect for blind holes and deep cavities, forcing chips out smoothly to prevent tool breakage.

• Versatile Material Machining: Ideal for high-precision drilling in steel, alloy steel, cast iron, and stainless steel components.

• Industrial Manufacturing: Widely used in automotive, aerospace, mold-making, and heavy machinery production where downtime must be minimized via quick indexable insert changes.