4D

U Drill 4D – Indexable Carbide Insert Drill for Deep Hole Drilling | Dhumal CNC Enterprise

Take your drilling depth to the next level with the U Drill 4D, designed for deep hole drilling up to four times the diameter (4xD) with absolute precision and stability.
This indexable carbide insert drill is built specifically for CNC machines and heavy-duty industrial applications, ensuring smooth chip evacuation, high accuracy, and extended tool life — even during continuous, high-speed operations.

Crafted for demanding machining environments, the U Drill 4D combines optimized flute geometry, balanced body design, and through-coolant holes to deliver vibration-free performance, perfect hole roundness, and superior surface finish on materials such as alloy steel, stainless steel, and cast iron.

⚙️ Key Features

• Capable of drilling depths up to 4xD (four times the diameter)

• Compatible with SPMG / WCMX carbide inserts

• Excellent chip evacuation and coolant-through design for heat control

• High rigidity ensures stable, chatter-free cutting

• Optimized flute design for consistent performance and hole accuracy

• Ideal for high-speed CNC machining and deep boring operations

🧰 Applications

The U Drill 4D is perfect for:

• Automotive component manufacturing

• Mold & die industries

• Heavy engineering and fabrication units

• Aerospace machining requiring deep and accurate holes

• Any CNC production setup demanding reliability and precision

🌟 Why Choose U Drill 4D from Dhumal CNC?

✅ Designed for precision deep hole drilling up to 4xD
✅ Durable carbide inserts for long-lasting performance
✅ Superior chip evacuation & heat management
✅ Vibration-free, stable drilling even at high speeds
✅ Supported by Dhumal CNC’s expert technical assistance

🛒 Order Now

Enhance your deep drilling operations with Dhumal CNC’s U Drill 4D — engineered for efficiency, accuracy, and longevity in every cycle.
Trusted by industries across India for CNC drilling, boring, and production machining.