CSJ Crown Drill Bit, 6D Drill Diameter Range 12.00-12.99, Front-Locking Body with Internal Cooling for High-Speed Deep-Hole Drilling, Indexable Insert Drill / Side-Locking Drill Tip

Product Short Description

The CSJ Crown Drill Bit (6D) is a high-performance, indexable insert drill engineered for high-speed, deep-hole drilling. Featuring a rigid front-locking body, a side-locking drill tip, and an advanced internal cooling system, it delivers exceptional chip evacuation, precise hole accuracy, and extended tool life within the 12.00–12.99 mm diameter range.

Product Introduction

Meet the ultimate solution for demanding deep-hole machining: the CSJ Crown Drill Bit (6D Series). Designed for industrial-grade precision, this indexable insert drill bridges the gap between solid carbide drills and traditional modular tooling.

Its innovative front-locking body combined with a side-locking drill tip guarantees absolute stability, eliminating micro-vibrations even at high rotational speeds. With an integrated internal cooling network, coolant is delivered directly to the cutting edge, drastically reducing thermal stress and ensuring seamless chip flushing. Whether you are tackling tough alloys or high-volume production runs, the CSJ Crown Drill delivers unmatched efficiency and a superior surface finish.

Product Specifications (Parameters)

Key Product Functions & Benefits (产品作用)

• High-Speed Deep-Hole Drilling (6D Capability): Effortlessly drills depths up to 6 times its diameter while maintaining excellent straightness and dimensional accuracy.

• Dual-Locking Stability: The front-locking mechanism paired with a side-locking tip ensures maximum clamping rigidity, preventing deflection and reducing the risk of tool breakage.

• Advanced Internal Cooling: Dual internal coolant holes flush chips out of the deep cavity instantly, preventing chip re-cutting and overheating.

• Cost-Efficient Indexable Design: No need to regrind the whole tool. Simply replace the crown drill tip/insert when worn, drastically reducing downtime and tooling costs.

Application Scenarios

The CSJ 6D Crown Drill Bit is widely utilized across heavy-duty manufacturing sectors where deep precision holes are critical:

• Automotive Industry: Drilling engine blocks, crankshafts, and transmission shafts.

• Aerospace & Defense: Machining high-strength landing gear components and structural frames.

• Mold & Die Making: Creating deep coolant lines and ejector pin holes in injection molds.

• General Engineering & Energy: Heavy machinery manufacturing, wind turbine components, and oil & gas piping flanges.

• Compatible Materials: Optimized for Steel, Alloy Steel, Stainless Steel, Cast Iron, and High-Temperature Alloys.