What are the shipping and packing options?

Shipment is available by sea, air, car, or train. Packing is done in cartons or wooden cases.

What is the lead time for production?

The peak season lead time is one month, while the off-season lead time is within 15 workdays.

Combination Tooth Spherical PDC Coring Drill Bit for Core Sampling Drilling

Name: Combination Tooth Spherical PDC Coring Drill Bit for Core Sampling Drilling
Brand: Qidong Fengsu Drilling Tools Co., Ltd.
SKU: 2073729422

Hunan, ChinaQidong Fengsu Drilling Tools Co., Ltd.

US$28.00

10-19 pieces

US$27.00

20-49 pieces

US$26.00

50+ pieces

Sample price:US$28.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

as Needed

Warranty

as Needed

Model NO.

75mm

Certification

ISO 9001:2000, ISO 9001:2008

Standard

AISI, ANSI

Surface Treatment

Oxidation

Manufacturing Process

Forging

Material

Carbon Steel

Weight (Kg)

Usage

Mining Industry

Processing Type

Forging

Machine Type

Drilling Equipment

Use

Coring Exploration

Color

Customized

Showroom Location

None

Bit Type

PDC Core Diamond Bit

MOQ

1 PCS

Video Outgoing-Inspection

Provided

Type

Drill Bit

Applicable Industries

Energy & Mining

Advantage

Wear Resistant

Thread Type

Male Female Thread

Machinery Test Report

Provided

Transport Package

Wood &Paper

Specification

75mm

Trademark

SPEEDMADE

Origin

Hunan, China

HS Code

82071300

Production Capacity

1000 Piece/Pieces Per Day

Key features

Customizable Color: We can produce drill bits in your preferred color upon request.

Wear Resistant Material: Made from carbon steel with oxidation treatment for high durability.

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

Professional Engineering Support: Expert geological engineers assist in selecting bits for specific strata.

Low MOQ: Minimum order quantity is just 1 piece, suitable for testing.

Multiple Size Options: Available in sizes 75#, 94#, 113#, 133#, 153#, and 171#.

Flexible Payment Terms: Supports T/T, L/C, Western Union, and PayPal for convenience.

Global Shipping Options: Delivered via DHL, TNT, FedEx, air, sea, or train worldwide.

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 applications?

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

Q:Do you accept sample orders?

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

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

Yes, we have a standard rock hardness selection index to choose drill bit matrix hardness. If you need, we can make the drill bit color based on your requirements.

Q:What are the payment terms, minimum order quantity, and delivery methods?

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

Q:How does your company control the quality?

1. Quality first: We conduct serious inspections for all products and raw materials in strict procedures. We obtained ISO9001:2000 certification in 2004. 2. After-sales service: We have established a Quality Guarantee system based on industrial standards and field experience.