M1 HSS Involute Gear Cutter Set – 8-Piece, 20° Pressure Angle
M1 HSS Involute Gear Cutter Set – 8-Piece, 20° Pressure Angle
M1 HSS Involute Gear Cutter Set – 8-Piece Complete Collection
Achieve precise, clean gear cutting with this professional-grade M1 High-Speed Steel (HSS) Involute Gear Cutter Set. Designed for machinists, toolmakers, and mechanical engineers, this complete 8-piece collection covers the full range of gear tooth counts from 12 teeth all the way to 135+. Whether you're working on prototype builds, repair jobs, or production runs, this set delivers consistent accuracy and lasting durability.
Made in Mainland China.
Key Specifications
- Module: M1
- Material: High-Speed Steel (HSS)
- Aperture (Bore Diameter): ~22 mm
- Pressure Angle: 20°
- Quantity: 8 pieces per set
Cutter Number Guide
| Cutter # | Gear Tooth Range |
|---|---|
| 1# | 12–13 teeth |
| 2# | 14–16 teeth |
| 3# | 17–20 teeth |
| 4# | 21–25 teeth |
| 5# | 26–34 teeth |
| 6# | 35–54 teeth |
| 7# | 55–134 teeth |
| 8# | 135+ teeth |
Why Choose This Gear Cutter Set?
- ✅ Full-Range Coverage: All 8 cutters cover the complete M1 involute gear spectrum — no gaps, no guesswork.
- ✅ High-Speed Steel Construction: HSS material maintains hardness at high cutting temperatures, extending tool life significantly.
- ✅ 20° Pressure Angle: Industry-standard pressure angle ensures compatibility with the most common gear standards worldwide.
- ✅ 22 mm Bore: Fits standard milling machine arbors for quick, secure mounting.
- ✅ Consistent Involute Profile: Precision-ground tooth profiles deliver accurate, smooth-running gears every time.
What's in the Box?
- 8 × M1 HSS Involute Gear Cutters (Cutter #1 through #8)
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Frequently Asked Questions
Q: What does the "M1 module" mean for these HSS involute gear cutters?
A: The module (M) in gear terminology defines the size of the gear teeth. An M1 module means each tooth has a pitch of 1 mm, making these cutters ideal for small, precision gears commonly used in instruments, clockwork mechanisms, and light machinery. Always match your cutter's module to the module of the gear you intend to cut.
Q: What milling machine arbor size is required for this gear cutter set?
A: Each cutter in this M1 HSS involute gear cutter set has an approximate bore (aperture) diameter of 22 mm. Ensure your milling machine arbor matches this bore size for a secure and accurate fit during cutting operations.
Q: Why do I need all 8 cutters instead of just one?
A: Involute gear profiles change slightly depending on the number of teeth on the gear. Each of the 8 cutters in this set is precision-ground for a specific tooth-count range, ensuring the correct involute form for every gear you cut. Using the correct cutter number guarantees the most accurate tooth profile and optimal gear meshing performance.
Q: Is this gear cutter set suitable for both hobbyist and professional use?
A: Yes. The M1 HSS involute gear cutter set is well-suited for hobbyists, toolmakers, machinists, and mechanical engineers alike. The high-speed steel construction provides the durability needed for production environments, while the complete 8-piece range makes it an excellent all-in-one solution for workshops of any scale.