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Amana Tool / SpeTool (typical) Polycarbonate Single-Flute 1/4" (solid carbide)
Single O-flute geometry for thermoplastics; maximizes chip clearance and prevents melt/reweld. Run at moderate RPM (18,000–22,000) to stay below plastic melting threshold. Suitable for Lexan and cast acrylic sheet.
Specifications
- diameter inch
- 0.25
- shank diameter inch
- 0.25
- length overall inch
- 2.5
- length cutting inch
- 0.875
- flutes
- 1
- geometry
- upcut
- material target
- polycarbonate, acrylic, hdpe, soft_plastic
Sources
- Harvey Tool and Destiny Tool public catalog (bits) · ingest 2026-05-06
- CNCzone.com public forums · ingest 2026-05-06