What is the warranty period?

The product comes with a 1-year warranty.

What is the minimum order quantity?

The minimum order quantity is 1 piece.

What is the lead time for production?

During peak season, the lead time is one month. During off-season, it is within 15 workdays.

Spiral Three-Fin Recessed Coreless Drill with Holes Is Used in Dolomite

Name: Spiral Three-Fin Recessed Coreless Drill with Holes Is Used in Dolomite
Brand: Qidong Fengsu Drilling Tools Co., Ltd.
SKU: 2038345942

Hunan, ChinaQidong Fengsu Drilling Tools Co., Ltd.

US$237.00

1-19 pieces

US$232.00

20-49 pieces

US$227.00

50+ pieces

Sample price:US$267.00/piece.Request sample

Product profile

Customization

Available

Warranty

1 Year

Certification

ISO 9001:2000, ISO 9001:2008

Model NO.

98#

Standard

AISI

Manufacturing Process

Forging

Material

High Manganese Steel

Weight (Kg)

Condition

New

Processing Type

Casting

Machine Type

Drilling Equipment

Use

Well Drilling

Size

94mm

Color

Customized Color

Showroom Location

None

MOQ

1 Piece

Video Outgoing-Inspection

Provided

Type

Drilliing Tools

Applicable Industries

Energy & Mining

Packing

Wooden Case

Application

Welling Drilling

Machinery Test Report

Provided

Transport Package

Wooden Case

Specification

98mm

Trademark

speedmade

Origin

Hunan, China

HS Code

82071300

Key features

Customized Color Options: Available in customized colors to meet specific project requirements.

High Manganese Steel Material: Constructed from durable high manganese steel for extended service life.

1-Year Warranty Coverage: Includes a comprehensive 1-year warranty for peace of mind.

ISO 9001 Certified: Manufacturing process certified under ISO 9001:2000 and ISO 9001:2008 standards.

Pre-Production Sampling: A pre-production sample is always provided before mass production begins.

Final Inspection Protocol: Rigorous final inspection is conducted before every shipment.

Video Inspection Available: Video outgoing-inspection is provided for quality verification.

Global Market Experience: Products praised by customers in Canada, Russia, South Africa, and South America.

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: ≤18h

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:Who are we?

We are based in Hunan, China, started in 2019, with 51-100 office staff. We sell to South Asia, Mid East, Africa, Southeast Asia, Eastern Asia, North America, Central America, South America, Northern Europe, Western Europe, Domestic Market, Oceania, Southern Europe, and Eastern Europe.

Q:How can you guarantee quality?

We always produce a pre-production sample before mass production and conduct a final inspection before shipment.

Q:What can you buy from us?

We supply PDC Drill Bit, Diamond Core Bit, DTH Hammer Bit, Rock Tools, and Drilling Equipment.

Q:Why should you buy from us not from other suppliers?

We have built a high-performance production line with advanced technology, complete equipment, and standardized management, specializing in professional drilling bits manufacturing.

Q:What services can you provide?

We accept delivery terms FOB, CIF, EXW, and Express Delivery. Accepted payment currencies include USD, EUR, CAD, AUD, GBP, and CNY. Payment types include T/T, L/C, MoneyGram, Credit Card, PayPal, Western Union, Cash, and Escrow. We speak English, Chinese, Spanish, French, and Russian.