Kelter Feed & Speed Calculator

What We Offer

Kelter Feed and Speed Calculator (KFS) is a professional-grade CNC machining parameter calculator designed for machinists, programmers, and manufacturing engineers. Our tool helps you calculate optimal cutting speeds, feed rates, and toolpath parameters for your CNC operations.

• Comprehensive Material Library - 88+ materials including steels, aluminum alloys, stainless steel, titanium, and exotic alloys like Inconel
• 30+ Tool Types - End mills, drills, face mills, ball end mills, chamfer mills, countersinks, reamers, taps, and more
• Advanced Strategies - Standard milling, VoluMill/volumetric, and waveform/trochoidal toolpaths
• 7 Reference Tools - G-code guide, GD&T reference, print reading, drill point calculator, SHCS calculator, and more
• Chip Thinning Compensation - Automatic chipload adjustment for reduced engagement cuts
• 12 Tool Material/Coating Options - Carbide, cobalt, and HSS with various coatings and appropriate speed/feed adjustments

Pricing

Simple, one-time purchase with no recurring fees:

One-time payment. All sales final.

About Kelvrix LLC

Kelter Feed and Speed Calculator is developed and operated by Kelvrix LLC. We are committed to providing machinists with reliable, accurate tooling calculations to improve productivity and reduce tooling costs.