Thread Tap
From stainless steel to aerospace alloys, Zhirong delivers superior thread quality and extended tool life. Engineered for CNC professionals who refuse to compromise on accuracy.
automotive & energy leaders
High-Performance Threading Taps
Engineered with 100% virgin tungsten carbide substrates and advanced PVD coatings for demanding aerospace, automotive, and medical threading applications.
Best Seller
ALCrN Coated
Spiral Flute
ZR-DIN-U-SFT(UN)
DIN371/376/374
High Volume
TIN Coated
Spiral FLUTE
ZR-DIN-U-SFT
DIN371/376/374
Best Seller
ALCrN Coated
SPIRAL FLUTE
ZR-DIN-TC-SFT
DIN371/376/374
Spiral Flute
ZR-DIN-TC-POT
DIN-371/376/374
Spiral Flute
DIN-371/376/374
Spiral Flute
ZR-DIN-U-HT
DIN-371/376/374
Can't find the right tap geometry?
Our Ph.D. engineering team specializes in custom geometries, OEM white-label solutions, and exclusive regional distribution partnerships. 2-hour response guaranteed.
PRODUCT MODELS & DIMENSIONS
Comprehensive dimensional diagrams and specifications for our complete threading tool range
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Technical Guides & Resources
Energy & Petrochemical
A significant volume of machining operations involving pipe threads—such as NPT, PT, and G types—requires the threads to possess an extremely high degree of fit to prevent leakage.
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Mold & Die
The machining of threaded holes in high-hardness mold steel requires the use of specialized, high-hardness carbide taps.
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Why Choose Our Taps
High Hardness
Uniform heat treatment, stable hardness, strong wear resistance, long service life.
Smooth Chip Removal
Optimized spiral groove design, smooth chip discharge, no jamming during processing.
High Precision Thread
Strict tooth profile grinding, accurate pitch, perfect matching assembly tolerance.
Cost Effective
Factory direct sales, support customization, reduce your overall procurement cost.
Professional Production Factory
We have complete production lines from raw material forging, precision grinding, heat treatment to finished product inspection. Strict quality control is implemented in every process to ensure every tap meets international industry standards.
Inside Zhirong Carbide
A look inside our state-of-the-art manufacturing facility, precision grinding lines, and quality inspection labs where every carbide tap is engineered to perform.
CNC Precision Grinding Line
Metrology & Inspection Lab
PVD Coating Chamber
Engineering & R&D Team
Finished Solid Carbide Taps
Warehouse & Global Dispatch
Contact Us
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