Calc -

Engineering Tools

Machining Calculators

Calculate cutting speed, RPM, material removal rate, table feed, and cutting time — all the essential machining parameters in one place.

⚡ Cutting Speed & RPM Calculator

Cutting Speed Calculator (Vc)

Diameter (mm)

RPM

RPM Calculator

Cutting Speed (Vc) in m/min

Diameter (mm)

🔩 Material Removal Rate (MRR) Calculator

MRR Calculator — Milling

Width of Cut, ae (mm)

Depth of Cut, ap (mm)

Table Feed (mm/min)

MRR Calculator — Turning

Cutting Speed, Vc (m/min)

Feed Rate, Fr (mm/rev)

Depth of Cut, ap (mm)

MRR Calculator — Drilling

Diameter, D (mm)

Feed Rate, Fr (mm/rev)

Cutting Speed, Vc (m/min)

MRR Calculator — Grooving

Grooving Width, W (mm)

Feed Rate, Fr (mm/rev)

Cutting Speed, Vc (m/min)

⏱ Cutting Time Calculator

Table Feed Calculator

Operation

Feed/tooth (fz) in mm/z

No of Teeth

RPM

Cutting Time Calculator

Length of Cut, L (mm)

No of Passes

Table Feed (mm/min)

Manufacturing KPI Calculator

Calculate OEE, Cycle Time, Takt Time, Downtime Cost, Scrap Rate, DPMO, Throughput and Line Balancing — the gold-standard tools for measuring and improving manufacturing productivity.

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CNC Cutting Calculations

All-in-one calculator suite for CNC turning and milling operations. Formulas verified against Sumitomo Electric (Sumitool) reference — metric and imperial units.

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