Sandvik Coromant R840‑0440‑30‑A1A 1220 Solid Carbide Drill

Sandvik R840‑0440‑30‑A1A 1220 Delta‑C Solid Carbide Drill

R840-0440-30-A1A 1220

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Sandvik Coromant R840‑0440‑30‑A1A 1220 CoroDrill® Delta‑C Drill

Solid Carbide Drill for Precision CNC Drilling and Industrial Holemaking

📌 Product Overview

The R840‑0440‑30‑A1A 1220 is a high‑precision
CoroDrill® Delta‑C solid carbide drill engineered for
industrial CNC drilling and advanced metal holemaking.
Its 4.4 mm cutting diameter and split point self‑centering tip ensure
excellent hole accuracy, smooth chip evacuation,
and consistent surface finish across steel, stainless steel,
cast iron, and non‑ferrous alloys.

✔ Key Features

  • 🛠 Solid carbide construction for maximum wear resistance
  • 🛠 Split point self‑centering design reduces drill walk‑off
  • 🛠 Optimized flute geometry ensures efficient chip control
  • 🛠 140° point angle for low cutting force and smooth penetration
  • 🛠 PVD TiAlN coating enhances heat resistance and tool life
  • 🛠 Ideal for repetitive CNC drilling and high surface finish requirements

⚙ Recommended Materials

  • ✔ Carbon steel and alloy steel
  • ✔ Stainless steel and heat-resistant alloys
  • ✔ Cast iron and non-ferrous metals
  • ✔ Aluminum and light alloys

🔥 Performance Highlights

As a member of the CoroDrill® Delta‑C R840 series, the R840‑0440‑30‑A1A 1220
drill excels in precision holemaking, low cutting torque,
and consistent CNC drilling performance. Its durable carbide substrate
guarantees reliable metal cutting, repeatable bore quality, and high-speed
production efficiency.

🔁 Related R840 Delta‑C Models

For a complete range of precision drilling solutions, the following CoroDrill® Delta‑C R840
models are recommended:

  • R840‑0380‑30‑A1A 1220 – 3.8 mm solid carbide drill
  • R840‑0580‑30‑A1A 1220 – 5.8 mm medium diameter drill
  • R840‑0780‑30‑A1A 1220 – 7.8 mm drill for fine holemaking
  • R840‑0950‑30‑A1A 1220 – 9.5 mm high accuracy drill

🔩 Tool Categories

Complement your CNC setup with accessories from

Holemaking Tools
 and

Tool Holder
.

📞 Technical Support

For guidance on cutting parameters, material compatibility, and CNC
drilling suitability of the R840‑0440‑30‑A1A 1220, contact
our technical support team.

Image Notice: Product images are for reference only. Actual appearance may vary
depending on production batch and tooling configuration.

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