What are the available diamond hardness standards?

Hardness standards include K3, K5, K7, K9, K11, K13, K18, and K20, depending on formation hardness.

What is the crown height of the core bits?

The standard crown height is 15mm.

What materials are used in the core bits?

The bits are made of diamond with an impregnated matrix containing carefully selected grades of high-quality synthetic diamonds.

Wet/Dry Use Diamond Core Drill Bit for Precision Drilling

Name: Wet/Dry Use Diamond Core Drill Bit for Precision Drilling
Brand: Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.
SKU: 1965528041

Hebei, ChinaShijiazhuang Jimai Machinery Equipment Technology Co., Ltd.

US$58.00

1 Piece

US$57.00

2+ Pieces

Product profile

Customization

Available

Customized

Standard

N/M

Model NO.

all

Length

Jobber-length

Type

Core Drill Bit

Material

Diamond

Usage

Well Drilling, Oil Drilling

Model

Aq Bq Nq Hq Pq

HS

820719100

Circulation Type

Mud Fluid

Machine Type

Drilling Tools

Transport Package

Standard Export Packing

Specification

Standard

Trademark

Origin

Hebei China

HS Code

820719100

Production Capacity

200 Sets / Month

Key features

Customizable Models: Available in AQ, BQ, NQ, HQ, PQ, and other standard drilling models.

Impregnated Diamond Matrix: High-quality synthetic diamonds distributed in the matrix for mineral exploration.

15mm Crown Height: Standard crown height of 15mm with various hardness standards (K3-K20).

Wide Application Range: Suitable for well drilling, oil drilling, mining, and geothermal projects.

Professional Manufacturer: Over 20 years of experience in drilling rigs and tools manufacturing.

12-Month Warranty: Free replacement parts for defective accessories within 12 months.

Fast Delivery: Delivery within 7 working days after payment receipt.

OEM/ODM Support: Custom designs and flexible customization services available.

Company profile

Importers and ExportersFast DeliveryR&D Capabilities

Shijiazhuang Jimai Machinery Equipment Technology Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2024-01-01Nearest Port: TianjinAverage Response Time: ≤2.90h

AI-Powered supplier vetting

SummaryShijiazhuang Jimai Machinery Equipment Technology Co., Ltd. is identified as a trading company and limited company offering water well drilling rigs and mud pumps. It reports OEM service for well-known brands, broad customization options, and substantial export activity, with self-operated import and export rights stated. The supplier describes independent development and production of water well drilling rigs and accumulated maintenance and after-sales experience. However, it has only three employees, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, and no recorded participation in offline trade shows. The provided information confirms financial records for 2021–2023 but does not disclose financial results. An SGS audit is listed, although the audit result is recorded as 0 and the report validity shown ended on 2025-05-07. No specific certifications or customer cases are provided.

Supplier typeThe supplier is explicitly classified as a trading company and a limited company. Its listed offerings are water well drilling rigs and mud pumps, while its business scope includes machinery sales, construction and mining machinery, import/export, and technology services.

After-Sales capabilityThe supplier states that it has accumulated maintenance technology and after-sales handling experience through extensive user contact and usage data. It lists equipment installation as an overseas service offering, but has no overseas agents or branches and serves zero listed countries, indicating limited documented international service coverage.

R&D capabilityThe supplier states that it independently develops and produces a new generation of water well drilling rigs and provides technology development and promotion services. However, it reports no available SDK, and no specific patents, R&D personnel, facilities, or measurable innovation outcomes are provided.

Customization capabilityThe supplier explicitly lists customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly indicates broad stated customization coverage.