Do you provide quality inspection certificates?

Yes, we inspect and test all products before delivery and can provide dimension and inspection certificates as required.

What are the shipping terms?

We support CIF, FOB, and EXW trade terms.

What is the purity of the tungsten carbide used?

The purity of our tungsten carbide is greater than 99.99%.

Tungsten Cemented Carbide Gun Drill Deep Hole Kidney Hole Tools Drilling Bits

Name: Tungsten Cemented Carbide Gun Drill Deep Hole Kidney Hole Tools Drilling Bits
Brand: Zhu Zhou Evergreen Hardmetal Tools Co., Ltd.
SKU: 2024457235

Hunan, ChinaZhu Zhou Evergreen Hardmetal Tools Co., Ltd.

US$8.00-78.00

5 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

Metal Drilling Deep Hole Drilling

Purity

>99.99%

Model NO.

AF6 AS10

Alloy

Shape

Round

Type

Tungsten Bars

Shank

Steel

Length

Customerized

Coating

Aitin/Tin

Trade Terms

CIF/ Fob/ EXW

Transport Package

Wooden Case

Trademark

Evergreen

Origin

China

HS Code

8207209000

Production Capacity

500000/Years

Key features

Deep Hole Precision: Ideal for holes 2.0-50mm diameter with depth exceeding 10x diameter, ensuring high precision and straightness.

Customizable Length: Length is customerized to meet specific project requirements.

Multiple Coolant Options: Available with single hole, double hole, or kidney hole geometries for efficient cooling.

High Purity Material: Manufactured with tungsten carbide purity exceeding 99.99% for superior durability.

Special Diameter Service: Special diameter and length carbide gun drill blanks can be made as requested.

Comprehensive QC: Strict inspection and testing before delivery, with dimension & inspection certificates available.

Fast Response Time: Customer requests are replied to within 24 hours to ensure effective communication.

Versatile Applications: Suitable for cross-holes, blind holes, and flat-bottomed blind holes in various metal alloys.

Company profile

Zhu Zhou Evergreen Hardmetal Tools Co., Ltd.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2014-11-30Nearest Port: shanghai, shenzhenAverage Response Time: ≤7.50hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryZhuzhou Evergreen Hardmetal Tools Co., Ltd. is identified as a Chinese manufacturer/factory focused on cemented carbide and tungsten carbide products. It reports ISO 9000 and ISO 9001 certification, proprietary import/export rights, exports to more than 120 countries and regions, and began exporting in 2014. The supplier describes dedicated sales, engineering, and production functions, with 6–10 years of R&D engineer experience and 6–10 quality-control staff. Its stated production setup includes five production lines and reported output for tungsten carbide button bits. It also lists customized products and engineering support, indicating customization capability. However, the provided information does not establish after-sales performance, financial credibility, or named customer cases. Monetary and financial figures are omitted.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and as a technical enterprise engaged in the R&D, production, sales, and finishing of cemented carbide products. This supports classification as a manufacturing supplier rather than only a trading company.

CertificationsThe supplier reports ISO 9000 and ISO 9001 certification, and specifically states that it passed ISO9001:2008 Quality Management System certification. These are explicit quality-management credentials, although the current validity or scope is not provided.

R&D capabilityThe company is described as dedicated to R&D and reports 6–10 years of total R&D engineer experience. It also states that it has obtained many Chinese patents, providing explicit evidence of technical development activity.

Production capacityProduction is identified as a core company function, supported by five production lines, 50 total staff, and stated output for tungsten carbide button bits. The supplier also reports lead times of within 15 workdays in off-peak periods and one month in peak season, indicating defined production scheduling, though capacity evidence is product-specific.

Customization capabilityThe engineering function is explicitly described as providing technical recommendations and solving or studying customized products. Customized products are also listed among the main offerings, supporting a stated ability to handle customized requirements.