CSJ Crown Drill Bit, 5D Drill Diameter Range 10.00-10.49, Front-Locking Body with Internal Cooling for High-Speed Deep-Hole Drilling, Indexable Insert Drill / Side-Locking Drill Tip

CSJ Crown Drill Bit, 5D Drill Diameter Range 10.00-10.49, Front-Locking Body with Internal Cooling for High-Speed Deep-Hole Drilling, Indexable Insert Drill / Side-Locking Drill Tip

$242.0000

1. Short Description

The CSJ Crown Drill Bit is a high-performance 5D indexable insert drill engineered for precision deep-hole drilling. Featuring an advanced front-locking body design and an integrated internal cooling system, it delivers exceptional chip evacuation, reduced thermal buildup, and superior hole accuracy in high-speed industrial applications.

2. Product Introduction

The CSJ Crown Drill Bit represents the next generation of indexable drilling technology. Designed for demanding machining environments, its 5D depth capacity allows for deep-hole drilling without compromising on stability or feed rates.

Equipped with a secure front-locking body and a stable side-locking drill tip, this tool ensures seamless insert replacement and maximum rigidity under heavy cutting forces. The dedicated internal cooling channels deliver high-pressure coolant directly to the cutting edge, drastically extending tool life and ensuring immaculate surface finishes.

3. Technical Parameters

Parameter	Specification
Product Series	CSJ Crown Drill Bit Series
Drilling Depth Ratio	5D (5 $\times$ Drill Diameter)
Diameter Range	ø10.00 mm – ø10.49 mm
Locking Mechanism	Front-Locking Body / Side-Locking Drill Tip
Cooling Type	Through-Tool Internal Cooling (Thru-Coolant)
Insert Type	Indexable Crown Insert / Replaceable Carbide Tip
Shank Type	Side-lock / Weldon Shank (Standard Industrial)

4. Key Functions & Benefits (Product Action)

Efficient Chip Evacuation: The internal cooling system flushes out metal chips directly from the cutting zone, preventing chip clogging and tool breakage during deep-hole penetration.
High-Speed Stability: The combined front- and side-locking mechanisms eliminate micro-vibrations, ensuring precise hole tolerance and geometry at high RPMs.
Cost-Effective Indexable Design: Instead of replacing the entire drill body, operators only need to swap out the crown insert, significantly lowering tooling costs per hole.
Thermal Protection: Continuous coolant delivery prevents localized overheating, protecting both the workpiece material and the carbide cutting edge from thermal deformation.

5. Application Scenarios

The CSJ Crown Drill Bit is highly versatile and optimized for medium-to-large-scale CNC machining operations across various industries:

Automotive Manufacturing: High-speed drilling of engine blocks, transmission shafts, and heavy-duty powertrain components.
Aerospace & Defense: Precision deep-hole processing in structural components made of alloy steels, stainless steel, and high-temp alloys.
Mold & Die Industry: Drilling deep cooling lines, core pins, and ejector holes in mold bases.
Heavy Machinery: Production of hydraulic cylinders, pump bodies, and large flange connections.
Compatible Equipment: Ideal for CNC Machining Centers, Lathes with Live Tooling, and specialized Deep-Hole Drilling Machines.