Short-Chip
Cast iron (grey and ductile), hardened steels, and brass, or for general maintenance and manual tapping operations.
- • cost-efficiency
- • AlTiN / TiCN PVD coating
- • Maximum durability
Precision Threading Tools Manufacturer
High-Performance Carbide & HSS-PM Taps for Critical Threading
Solid Carbide Taps · HSS-PM Taps · Cold Forming Taps. Engineered by Ph.D.-led R&D team with KORLOY heritage. DIN / ANSI certified. Trusted by Aerospace, Automotive, Medical & Oil & Gas leaders worldwide.
- ✓ 100% Virgin Carbide
- ✓ PVD AlTiN / AlCrN Coating
- ✓ Free Samples (up to 10 pcs)
- ✓ 12h Response · OEM/ODM
Core Portfolio
Threading Tools Built for Zero-Defect Production
From titanium aerospace parts to Al-Si automotive blocks -- our precision-ground taps deliver consistent tool life, superior chip evacuation, and DIN/ANSI-compliant thread accuracy.
Blind-Hole
Materials that produce long, continuous chips, such as stainless steel, titanium alloys, and aluminum.
- • Prevents chip packing in hole bottom
- • Enhanced red-hardness
- • DIN 371 / 376 compliant
Chipless
Ductile materials with high elongation properties, such as aluminum, copper, and low-carbon steels.
- • Ideal for Al, Cu, soft steels
- • Superior thread strength & finish
- • Metric / UNC / UNF / NPT
Industries We Serve
Tailored thread geometries for the world's most demanding applications.
✈
Aerospace
Titanium / Inconel
⚙
Automotive
Al-Si Alloys
⚕
Medical
Micro-threading
🛢
Oil & Gas
API / NPT
Why Choose Zhirong
4 Reasons Global OEMs Switch to Us
We deliver 90% of "Brand A" performance at 60% of the price -- with faster lead times and direct factory support.
01
Ph.D.-Led R&D
Engineering team with KORLOY (Korea) pedigree -- specializing in complex tool geometries and edge-honing technology.
02
Zero-Defect Threading
Sub-micron axial & radial runout. Consistent micro-geometry prevents premature chipping on Inconel & 17-4 PH.
03
TCO Reduction
Lower cost-per-hole with tool life matching premium European brands. Standardized DIN/ANSI for seamless PLM.
04
OEM / ODM Ready
Private labeling, custom geometry, specialized thread forms (NPT, NPTF, Metric Fine) -- with exclusive regional support.
✓
Quality Assurance
100% thread gauge compliance · full inspection reports
✓
After-Sales Promise
12-hour technical response · lifetime application support
✓
Fast Shipping
Free sample shipping · lead times under 7 days for stock items
Trust & Proof
A Real Chinese Manufacturer -- Not a Trading Company
Zhuzhou, Hunan -- the heart of China's tungsten carbide industry. Visit us any time, or take a virtual tour below.
15+
Years in threading tools
40+
Countries served
500K+
Taps shipped annually
12h
Response guarantee
Certifications & Standards
ISO 9001
DIN 371 / 376
ANSI B94.9
ISO 529
REACH
ROHS
📍 NO.1621, Block 10, Kangqiao Meiju, Tianyuan District, Zhuzhou, Hunan, China
✉ afterjennie@zrzhirong.com
🌐 www.zhirongcarbide.com
"Switching to Zhirong's carbide taps cut our cost-per-hole on Inconel 718 by 38%, with tool life matching our previous European supplier. Their engineering team even optimized the helix angle for our specific blind holes.
-- Engineering ManagerTier-2 Aerospace Subcontractor, Germany
Take Action
Request Free Samples & a Tailored Quote
Share your application details with Jennie -- our Sales Manager will respond within 12 hours with a technical recommendation, pricing, and sample shipment plan (up to 10 pcs free for evaluation).
- ✓ Free pre-sales consultation -- 12h response time
- ✓ Free samples -- you cover shipping only
- ✓ OEM / ODM & custom geometry available
- ✓ Technical datasheets & CAD models on request
J
Jennie
Sales Manager · afterjennie@zrzhirong.com