NPT/NPTF Thread Milling Cutter - Full Thread Solid Carbide Spiral Flute for CNC Machining

$27.63 USD

30-Day Free Returns

Free Worldwide Shipping

SIZE: NPT 1/16"x27

NPT 1/16"x27
NPT 1/8"x27
NPT 1/4"x18
NPT 3/8"x18
NPT 1/2" 3/4"x14
NPT 1"-2"x11.5
NPT 2 1/2" 3"x8
Add to WishlistCompare

american expressmasterpaypalvisaapple paygoogle payshopify pay
Order in the next [totalHours] hours %M minutes to get it between and
SKU:
Description

NPT/NPTF Thread Milling Cutter - Spiral Flute Full Profile Carbide Tool

  • Features of NPT/NPTF Thread Milling Cutter

  • Available Sizes and Technical Parameters

  • Recommended Cutting Conditions by Material

  • Application Scenarios and Benefits

  • FAQ: Frequently Asked Questions

  • Full Thread Forming Design: Enables complete NPT/NPTF threads with 60° profile and accurate taper of 1:16.

  • Solid Carbide Material: Ensures high hardness, wear resistance, and extended tool life.

  • Spiral Flute Chip Removal: 3-flute design allows smoother chip evacuation and reduces the risk of jamming.

  • CNC Machine Compatible: Ideal for machining centers and CNC milling machines, suitable for through holes and blind holes.

  • Multiple Sizes Available: Covers sizes from 1/16" to 2-1/2" with corresponding feed and speed guidelines for all materials.

NPT thread milling cutter, NPTF milling cutter, solid carbide thread mill, spiral flute thread cutter, full profile thread mill, CNC thread cutting tool, tapered thread cutter, thread milling for stainless steel, NPTF carbide cutter, American pipe thread mill

📐 Technical Specifications – Spiral Flute NPT/NPTF Thread Milling Cutter

Thread Size (Inch) TPI D (mm) D2 (mm) L (mm) Le (mm) Flutes (Z) Teeth (Zt) Bottom Hole Ø (mm)
1/16" × 27 27 6.0 5.3 57 9.4 3 10 6.3
1/8" × 27 27 7.9 7.5 60 9.4 4 10 8.5
1/4" × 18 18 10.0 9.4 73 14.1 4 10 11.1
3/8" × 18 18 12.0 11.5 80 14.1 4 10 14.5
1/2" × 14 14 14.5 13.5 95 25.4 4 12 17.7–23.0
3/4" × 14 14 16.0 15.0 100 25.4 4 12 20.7–23.8
1" × 11.5 11.5 20.0 19.0 104 33.1 4 15 29.0–56.0
2 1/2" × 8 8 20.0 19.9 104 38.1 4 12 66.5

3. Cutting Conditions Table

Display the full table from the original image showing spindle speed (RPM) and feed rates (mm/min) for different materials such as:

  • Cast iron

  • Carbon steel (~750 N/mm²)

  • Alloy steel (~30 HRC, ~40 HRC, ~50 HRC)

  • Stainless steel

  • Aluminum alloys

4. Key Features Illustrated with Graphics

  • Full profile cutting depth: Ap = 1.5D

  • Side engagement: Ae = 0.1D

  • Tapered thread cutting (1:16) shown in schematic

  • R0.5–R10 max depth guidance for small-radius cuts

5. Application Scenarios (Images or Videos)

  • CNC milling process video

  • Workpiece threading example (e.g., pipe fittings, hydraulic systems)

  • Compatibility icons: Stainless Steel, Copper, Aluminum, etc.

6. FAQ Section (English)

Q1: Can it machine both NPT and NPTF threads?
Yes, this cutter is designed for 60° American thread profiles and supports both NPT and NPTF standards.

Q2: Can I use it for blind holes?
Yes. It is suitable for both blind and through-hole applications.

Q3: How long does the tool last?
Made from wear-resistant solid carbide, it supports multiple uses under recommended cutting conditions.

Additional Information
SIZE

NPT 1/16"x27, NPT 1/8"x27, NPT 1/4"x18, NPT 3/8"x18, NPT 1/2" 3/4"x14, NPT 1"-2"x11.5, NPT 2 1/2" 3"x8