What is the warranty period for the drill bits?

We provide a 1-year warranty for our products, ensuring reliability and support for your drilling operations.

What is the average lead time for production?

The average lead time is within 15 workdays, regardless of whether it is peak season or off-season.

5 Wing Recessed Coreless Drill with 1308 Bread Slices and Flat Slices

Name: 5 Wing Recessed Coreless Drill with 1308 Bread Slices and Flat Slices
Brand: Qidong Fengsu Drilling Tools Co., Ltd.
SKU: 2052806612

Hunan, ChinaQidong Fengsu Drilling Tools Co., Ltd.

US$252.00

1-19 Pieces

US$250.00

20-49 Pieces

US$248.00

50+ Pieces

Sample price:US$282.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Warranty

1 Year

Model NO.

165#

Certification

ISO 9001:2000, ISO 9001:2008

Standard

AISI, ASME, ANSI

Surface Treatment

Oxidation

Manufacturing Process

Forging

Material

Carbon Steel, Diamond

Weight (Kg)

6.9

Condition

New

Usage

Mining Industry

Processing Type

Forging

Machine Type

Drilling Equipment

Use

Geological Drilling and Mining

Bit Type

PDC Core Diamond Bit

MOQ

50 PCS

Name

Drilling Tools

Video Outgoing-Inspection

Provided

Type

Core Drill Bit

Marketing Type

New Product 2024

Advantage

Wear Resistant

Thread Type

Male Female Thread

Machinery Test Report

Provided

Transport Package

Carton

Specification

as needed

Trademark

SPEEDMADE

Origin

Hunan, China

HS Code

82071300

Key features

Extended Drill Bit Life: Diamond composite chips provide service life 10x longer than cemented carbide.

High Drilling Efficiency: Maximized diamond exposure keeps the bit sharp, significantly improving drilling speed.

Wear Resistant Design: Inlaid polycrystalline gauge ensures strong wear resistance and good gauge performance.

Wide Application Range: Suitable for hard formations, limestone, dolomite, and soft to medium-hard rocks.

Cost Reduction: Fast speed and stable drilling reduce trips and lower overall drilling costs.

20+ Years Experience: Over two decades of engineering legacy and proprietary R&D technology.

ISO Certified Quality: ISO9001 certified with 100% visual inspection for all finished products.

Custom Color Options: Drill bit color can be customized based on customer requirements.

Company profile

ODM ServicesR&D CapabilitiesManagement Certification

Qidong Fengsu Drilling Tools Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier operates in metal tool, drilling equipment, mining machinery, mechanical equipment, and related metal-product businesses. It reports ISO9001:2015 and ISO14001 certifications, as well as additional management-system certifications including BSCI, TS16949, and GMP, although the applicable scope and validity are not specified. Service procedures, corrective-action procedures, and complaint-handling records are stated to exist. The supplier offers OEM and ODM services and launched new products during the past year, but it has no available SDK and only two R&D engineers are reported. Production information includes five production lines and 31–40 quality-control staff; the stated output figure is omitted for privacy. Financial records are identified for 2021–2023, but no financial results are provided. No Fortune 500 cooperation is reported, and overseas-service coverage is listed as zero.

Supplier typeThe supplier is a manufacturer and seller of metal tools, drilling and oil-production equipment, mining machinery, mechanical parts, hardware, and metal materials. Its product description specifically covers drill bits for water wells, natural gas, oil, coal, geothermal, and geological exploration applications.

CertificationsThe supplier reports ISO9001:2015 and ISO14001 certifications, while another slice lists BSCI, TS16949, ISO9001, and GMP management-system certifications. The records do not specify certificate scope, issuing bodies, or validity dates, but they explicitly evidence multiple certifications.

After-Sales capabilityThe supplier states that it has written procedures and implementation records for service capability assessment, corrective and preventive actions, and customer complaint handling. However, overseas-service coverage is recorded as zero, so the evidence supports formal service processes but not broad international service reach.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has R&D engineers with 6–10 years of total experience. It also reports only two R&D engineers and explicitly states that no SDK is available, indicating some product-development capability but limited evidence of broader technical resources.

Production capacityThe supplier reports five production lines and 31–40 quality-control staff, providing explicit evidence of an organized manufacturing and quality-control setup. The supplier also states an annual production-output range, but that figure is excluded here under the privacy requirement; product-specific capacity is not provided.

Customization capabilityThe supplier explicitly offers ODM and OEM services and provides different drill-bit models and sizes for varied applications and rock conditions. This supports customization capability for relevant products, although the scope of engineering changes and customization limits is not detailed.

Client casesThe supplier explicitly reports no cooperation with Fortune 500 companies. Although it states a preference for repeat buyers at 80%–100%, no named customers, reference projects, or verifiable customer cases are provided.

Product Q&A

Q:What are your main products and their uses?

Our products include diamond core bits, PDC drill bits, reaming shells, core barrels, casing, drill rods, SPT equipment, and drill rigs. They are primarily used for mineral exploration, geological drilling, geotechnical engineering, building wells, and soil sampling.

Q:Do you accept sample orders?

Yes, we welcome sample orders to allow you to test our product quality before placing larger orders.

Q:Can we select the color of the drill bit?

Yes, we have a standard rock hardness select index to choose drill bit matrix hardness. Additionally, we can customize the drill bit color based on your specific requirements.

Q:What are the payment terms, MOQ, and delivery methods?

1. Payment: T/T, L/C, Western Union, PayPal. 2. MOQ: 1 piece. 3. Transportation: By DHL/TNT/FedEx express, air transportation, sea, and train.

Q:How does your company control quality?

We prioritize quality with strict inspections for all products and raw materials. We hold ISO9001:2000 certification and maintain a comprehensive after-sales service system with a Quality Guarantee aligned with industrial standards.