CSJ Crown Drill Bit, 3D Drill Diameter Range 28.00-28.99mm, Front-Locking Body with Internal Cooling for High-Speed Deep-Hole Drilling, Indexable Insert Drill / Side-Locking Drill Tip

$559.0000

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 3D drill diameter range of 28.00–28.99mm, it utilizes an advanced front-locking mechanism coupled with a side-locking drill tip to ensure exceptional stability, rapid chip evacuation, and seamless insert replacement. Equipped with internal cooling channels, this tool significantly reduces thermal stress, extending tool life while delivering outstanding surface finishes.

Technical Parameters

Parameter	Specification
Product Series	CSJ Crown Drill Series
Drilling Depth	3D (3 $\times$ Diameter)
Diameter Range	$\varnothing$ 28.00mm – $\varnothing$ 28.99mm
Locking Mechanism	Front-Locking Body / Side-Locking Drill Tip
Cooling System	Internal Through-Spindle Cooling (Thru-Coolant)
Insert Type	Indexable Crown Insert / Drill Tip

Applications & Uses

High-Speed Deep-Hole Drilling: Optimized for high-speed machining (HSM) environments requiring deep-hole penetration up to 3 times the diameter.
Heavy-Duty Machining: Ideal for processing tough materials, including carbon steel, alloy steel, stainless steel, and cast iron.
Industrial Manufacturing: Widely used in automotive, aerospace, energy, and heavy machinery industries for drilling structural components, manifolds, and tube sheets.
Precision Engineering: Designed for CNC milling machines, machining centers, and specialized drilling equipment where high repeatability and tight tolerances are critical.