CNC Pro Tools: Machining Calc

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About this app

CNC Pro Tools is the comprehensive assistant for CNC operators, machinists, and programmers. Built with a high-performance industrial design, this app brings essential precision machining tools right to your pocket.

✨ Key Features:

🔢 Machining Calculators

Speeds & Feeds: Calculate RPM and Feed Rate (mm/min or IPM) based on flute count and feed per tooth.

Material Removal Rate (MRR): Optimize your roughing strategies.

Cutting Power: Estimate required kW/HP based on material specific cutting force.

Thermal Expansion: Calculate dimensional variations due to temperature changes.

[NEW] Triangle Calculator: Solve applied trigonometry with dynamic visual drawings.

💻 G-Code Generator Generate standard cycles quickly and copy/share the code:

G81: Spot Drilling / Simple Drill

G83: Peck Drilling

G84: Rigid Tapping

G85: Boring

🛠️ Tool Library & Data

Save your tools (diameter, flutes, material) and use them to auto-fill calculators.

[NEW] Backup & Restore: Securely export and import your database via JSON.

📊 Technical Charts

Tap Drill Charts (Metric & Imperial).

Decimal Drill Chart.

Cutting Speeds (Vc) reference by material.

Boost your machining productivity today!
Updated on
Dec 12, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Everyone
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About the developer
Joel Lisboa da Rocha Paim
joelpaimdev@gmail.com
R. Osmar Alves da Rosa, 110 - Apto 1410 Petrópolis CAXIAS DO SUL - RS 95070-557 Brazil