What certifications do your products have?

Our products are certified under ISO 9001:2000 and CE standards.

Do you provide after-sales service?

Yes, we provide 24/7 online after-sales service and technical support.

What is the material composition of the drill bits?

The drill bits are made from a combination of steel and tungsten carbide.

28mm 30mm 32mm 34mm Tungsten Carbide Drill Bit Tapered Drill Bit for Mining Well Drilling

Name: 28mm 30mm 32mm 34mm Tungsten Carbide Drill Bit Tapered Drill Bit for Mining Well Drilling
Brand: Zhejiang Miningwell Supply Chain Management Co., Ltd.
SKU: 1970435325

Zhejiang, ChinaZhejiang Miningwell Supply Chain Management Co., Ltd.

US$7.00-10.00

500 Pieces

Sample price:US$5.80/piece.Request sample

Product profile

Customization

Available

After-sales Service

Provided

Warranty

3 Months

Certification

ISO 9001:2000

Standard

ISO

Manufacturing Process

Forging

Material

Steel and Tungsten Carbide

Application

Stone Drilling, Coal Mining,Quarry Drilling

Machine Type

Drilling Tool

Advantage

Wear Resistant

Appearance

Smooth

Boby Type

Normal Type or Retrac Type

Diameter

28-41mm

Length

50-65mm

Transport Package

Carton

Specification

23X18X23 cm

Trademark

D Miningwell

Origin

Zhejiang, China

Production Capacity

3000PCS Per Month

Key features

Wear Resistant Material: Made of steel and tungsten carbide for superior durability in mining and quarrying.

25+ Years Experience: Backed by over 25 years of production experience and mature engineering team.

OEM/ODM Support: Full customization options including samples, designs, and flexible minor adjustments.

24/7 Online Service: Attentive after-sales service available around the clock for technical support.

Wide Diameter Range: Available in diameters from 28mm to 41mm to suit various drilling needs.

ISO Certified Quality: Manufactured under ISO 9001:2000 standards with strict QA/QC inspection.

Multiple Socket Options: Compatible with 19mm, 22mm, and 25mm socket sizes for versatile application.

Fast Lead Time: Efficient production with lead times ranging from 15 days to 3 months.

Company profile

Self-brandedExperienced TeamHigh Repeat Buyers ChoiceImporters and Exporters

Zhejiang Miningwell Supply Chain Management Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤2.61h

About Our Factory & Business Background

AddressNo. 18, Gaotang Road, Qujiang District, Quzhou City, Zhejiang Province

Plant Area1736 square meters

Number of Employees17

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays, one month, 1-3 months Off Season Lead Time: within 15 workdays, one month, 1-3 months

Minimum Order Quantity10 pcs

Supply Chain Partners19

Our Production Capability & Technical Expertise

Main ProductsDTH Hammer, DTH Bit, Shank Adapter, Water Well Drill Pipe, Taper Drill Bits, Water Well Drilling Rig, Air-Compressors, Mine Drilling Rig, Thread Drill Bit, Jack Hammer

Production Lines12

Production MachinesSawer, Lathe, Miller, Drilling machine, Grinder, Heat Treatment machine, Friction Welding machine

QA/QC inspectors4 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

R&D Engineers2 people

Traceability of Raw MaterialsYes

Own BrandYes