Taper Conical
NPT Hole Prep End Mill
Carbide end mills designed to prepare an existing hole for an NPT / NPTF tap or thread mill operation. Allows the user to mill an existing hole with a conical form in line with the minor diameter of a pipe thread created via thread milling. Enables smaller horsepower machines to handle larger pipe thread machining in a wide range of materials.
- 1° 47' flute taper angle
- Solid carbide
- TiAlN-T21 coated for heat and wear resistance
- 4 flutes
- HA Cylindrical shank design
- Contact Emuge-Franken for programming assistance if required

Part Number | Description |
Stock USA |
Stock Germany |
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3914A.037020 | 3/8" NPT Tapered Carbide End Mill |
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3914A.050020 | 1/2" NPT Tapered Carbide End Mill |
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3914A.075030 | 3/4" NPT Tapered Carbide End Mill |
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