💻 INTERACTIVE CALCULATORS

Deep Hole Drilling Calculators & Tools

Eleven free, interactive calculators for planning deep holes — cutting data, cycle time, cost, coolant, tool life, machine sizing and method selection. Every tool is built around the parameters on this site and the manufacturers that publish them.

MACHINING DATA

Speed, Feed & Time

Speed & Feed CalculatorRPM · feed · MRR Cycle Time CalculatorRPM · feed rate · time Tool Life EstimatorSpeed & feed impact L/D Ratio CalculatorDepth ratio · method Unit Converterm/min · SFM · bar

SELECTION & SIZING

Method, Power & Support

Method Selection WizardGundrill / BTA / ejector Power & Thrust CalculatorMachine sizing Whip Guide SpacingSupport calculator

COOLANT & COST

Fluid & Economics

Coolant CalculatorPressure · flow · pump Coolant Pressure DropLine loss estimate Cost Per Hole CalculatorMachine · tooling · scrap

All values are planning estimates — always verify cutting parameters with tool manufacturer recommendations and test cuts. The Popular Guides cover the theory behind every calculator.