Jincheng Tools
Product Series
Covering geological exploration, water well drilling, oil & gas, mining, and construction stone processing.
Diamond Core Drill Bits
Impregnated, electroplated and wireline series covering AQ to PQ sizes
19 products
Diamond Segments
Segments for concrete, granite and marble cutting — 5 million sets annual capacity
16 products
PDC Drill Bits
Core and non-core designs for water wells, geological prospecting and oil & gas
17 products
Tricone Drill Bits
TCI insert and milled tooth series manufactured to API standard
7 productsProducts
Best-Selling Products
Factory direct supply with OEM / ODM and custom-sample support.
Factory Strength
Hunan Jincheng Tools Manufacturing Co., Ltd.
Hunan Jincheng Tools Manufacturing Co., Ltd. is a company specialised in the production of synthetic diamond tools. We are located in Linli Industrial Park, Hunan Province, covering 20,000 square metres. Our main products are Jincheng brand diamond geological drill bits and diamond saw blade segments.
At the same quality, our price will be the best; at the same price, our quality will be the best.
- Year Established: 2009
- Total Employees: 51 – 100
- Annual Production Capacity: 5,000,000 sets
- Languages Spoken: English / 中文
Quality & Service
Why Choose Jincheng Tools
From formula design and sintering to final inspection — fully in-house.
First-Level Formula
Diamond concentration, grit size and matrix hardness are tuned per formation, balancing sharpness against tool life.
In-House 20,000 m² Factory
Powder mixing, hot-press sintering, laser welding and final inspection all happen in-house, keeping lead time and quality under control.
Best Value at Equal Quality
"Same quality, best price; same price, best quality" — the pricing principle we commit to.
OEM / ODM Customisation
Custom manufacturing from drawings or samples, private labelling and packaging design; our trade team works in English and Chinese.
Total Quality Control
Strict total quality control: diamond exposure, weld strength and dimensional tolerance are batch-tested before shipment.
Engineer Selection Support
Send us your formation data and rig model — our engineers will recommend the right specification and formula, usually within 10 hours.
Main Markets
Jincheng Tools · Global Reach
Hunan Jincheng Tools Manufacturing Co., Ltd. is a company specialised in the production of synthetic diamond tools. We are located in Linli Industrial Park, Hunan Province, covering 20,000 square metres. Our main products are Jincheng brand diamond geological drill bits and diamond saw blade segments.
- Mid East20.00%
- South Asia10.00%
- Southeast Asia—
- Africa—
Need a custom specification or bulk quotation?
Tell us your bit diameter, rock hardness and working conditions — our engineers will recommend the optimal formula for you.