What are the available drill bit sizes?

Common models include 75, 94, 113, 133, and 153mm, compatible with drill pipes ranging from 42mm to 89mm.

What is the warranty period?

We provide a 1-year warranty for our products.

Do you offer customization services?

Yes, we offer OEM and ODM services, allowing customization from samples and designs.

PDC Three-Wing Concave Coreless Drill Bit DC Drilling Bit for Rock Drilling

Name: PDC Three-Wing Concave Coreless Drill Bit DC Drilling Bit for Rock Drilling
Brand: Qidong Fengsu Drilling Tools Co., Ltd.
SKU: 2052772452

Hunan, ChinaQidong Fengsu Drilling Tools Co., Ltd.

US$100.00

1-19 pieces

US$95.00

20-49 pieces

US$88.00

50+ pieces

Product profile

Customization

Available

Warranty

6 Months

Certification

ISO 9001:2000, ISO 9001:2008

Model NO.

153#

Standard

AISI

Manufacturing Process

Casting

Material

Carbide

Weight (Kg)

Processing Type

Casting

Machine Type

Drilling Tool

Use

Coal Mining

Size

153mm

Color

Gray

Showroom Location

None

MOQ

1 Piece

Key Words3

Coreless Drill Bits

Key Words2

Concave Coreless Drill Bits

Video Outgoing-Inspection

Provided

Type

Drill Bit

Applicable Industries

Energy & Mining

Application

for Mining

Machinery Test Report

Provided

Transport Package

Wooden Case

Specification

153mm

Trademark

Speed Made

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.

Forging Manufacturing Process: Manufactured using precision forging techniques for superior strength.

Versatile Strata Application: Suitable for red sandstone, mudstone, coal seam, limestone, and dolomite.

Comprehensive Quality Inspection: 100% visual and function inspection on finished products with video reports.

OEM and ODM Services: Full customization available from samples and design specifications.

Global Market Presence: Exporting to North America, Europe, Africa, and Asia with proven track record.

Flexible Payment Terms: Accepts T/T, L/C, PayPal, Western Union, and multiple currencies.

Company profile

High Repeat Buyers ChoiceODM ServicesR&D CapabilitiesManagement Certification

Qidong Fengsu Drilling Tools Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 5 years CertifiedNearest Port: Guangzhou Port.Tianjing Port.Average Response Time: ≤9.89h

AI-Powered supplier vetting

SummaryThe supplier specializes in metal tool manufacturing and related sectors, holding ISO certifications and maintaining a robust after-sales service system with clear procedures. They show innovation capability by launching new products and offering ODM/OEM services, although their R&D team is small. Financial credibility is supported by multiple years of financial data, but there's no collaboration with Fortune 500 companies. Production capacity is evidenced by several production lines and significant annual output, indicating strong manufacturing capabilities.

Supplier typeThe supplier is engaged in manufacturing metal tools, equipment for oil drilling, and sales of mechanical parts, indicating a focus on industrial and mechanical sectors.

CertificationsThe supplier holds ISO9001:2015 and ISO14001 certifications, as well as BSCI, TS 16949, and GMP certifications, demonstrating compliance with international standards.

After-Sales capabilityThe supplier has documented procedures for handling customer complaints and corrective actions, supported by a qualified service team close to a major port.

R&D capabilityThe supplier launched new products in the past year and offers ODM services, although the R&D team is limited to two engineers.

Production capacityWith 5 production lines and an annual output between $2.5 Million and $5 Million, the supplier shows strong production capabilities.

Customization capabilityThe supplier provides OEM services to well-known brands, indicating strong customization capabilities.

Product Q&A

Q:Who are we?

We are based in Hunan, China, established in 2019, with a team of 51-100 people. We sell globally to South Asia, Middle East, Africa, Southeast Asia, and more.

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 products can you buy from us?

We offer PDC Drill Bits, Diamond Core Bits, DTH Hammer Bits, Rock Tools, and general Drilling Equipment.

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

We are professional manufacturers with advanced technology, complete equipment, and standardized management for high-performance drilling tools.

Q:What services can you provide?

We accept delivery terms like FOB, CIF, EXW, and Express Delivery. Payment options include T/T, L/C, Credit Card, and PayPal in multiple currencies.