CNC Machinist Speeds & Feeds

Professional CNC machinist speeds and feeds calculator — get accurate cutting speed, feed rate, SFM, RPM, chip load and tool life for any material and cutter, offline. SPEEDS & FEEDS • Cutting speed (SFM/SMM) ↔ RPM conversion • Feed rate (IPM/MMPM) from chip load × flute count • Tool life estimation: carbide and HSS MATERIAL & TOOL DATABASE • Aluminium, steel, stainless, titanium, cast iron, plastics • End mills, drills, face mills, reamers and boring bars • Save custom materials and tool configurations UNIT FLEXIBILITY • Imperial (SFM, IPM, inches) and Metric (SMM, MMPM, mm) • Instant unit switching on all outputs PRO PDF REPORT • Print-ready calculation sheets with job and machine details • Company logo, custom header and client name All calculations run offline — no internet needed on the shop floor.