ChipLoad

ball nose bit profile illustrationAmana Tool 46284-K 46286-K 46286-K-M 46288-K 46295-K

3-flute ball nose 3mm - 1/8" (Spektra-Coated)

Type: ball nose bit · Diameter: 0.125" · Flutes: 3

Starting points only, sourced from the manufacturers' own published data. Every machine differs: test in scrap, tune by ear. Neither ChipLoad nor the manufacturers are responsible for broken tools.

Published values, summarized per material and machine class. For the full CAM library (plunge, depth, stepover), download it from the manufacturer.

MaterialMachine classRPMFeed IPMChip load (in)NoteSource
Plastic, Acrylic, Plexiglasindustrial1800050.0 – 100.00.0009 – 0.0018Manufacturer chart range at 18,000 RPM, depth of cut 1xD (reduce feed 25% at 2xD, 50% at 3xD). Page 1. ⚠ Outlier: ours 0.00135" vs median 0.00352" of 4 other manufacturer(s): Freud, High Country Tools, SpeTool, Vortex (-62%)Amana Tool
Wood, MDF, Sign-Foamindustrial1800080.0 – 100.00.0015 – 0.0025⚠ Manufacturer chart range at 18,000 RPM, depth of cut 1xD (reduce feed 25% at 2xD, 50% at 3xD). Page 1. CHART INCONSISTENCY: the printed feed does not match RPM x flutes x chip load (100 IPM vs 135 from chip load). Transcription re-checked against the PDF. Trust the chip load and recompute feed, or ask Amana. ✓ Cross-checkedAmana Tool

Retrieved 2026-10-16. Get the tool file from the manufacturer: Amana Tool downloads