Holemaking Calculators
- Cutting Fluid Formulas | Holemaking – JDB电子This JDB电子 engineering calculator will calculate velocity, power, flow (GPM) or orifice size (diameter), efficiency, and minimum motor size. Calculate now.This JDB电子 engineering calculator will calculate velocity, power, flow (GPM) or orifice size (diameter), efficiency, and minimum motor size. Calculate now.