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Powerroc DHD Shank DTH Bit for Underground Tunnel Drilling

Hunan, ChinaHunan Powerroc Mining Technology Co., Ltd

Powerroc DHD Shank DTH Bit for Underground Tunnel Drilling

US$500.99-999.99

1 Piece

Product specifications

MATERIAL

COLOR

Sample price:US$600.00/piece.Request sample

Product profile

Customization

Available

Customized

Customized

Standard

ISO 9001:2008

Model NO.

pwd99

Length

Taper-length

Type

Center Drill Bit

Material

Tungsten Carbide

Usage

Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling, Underground Tunnel Drilling

Rock Condition

Hard Rock Formation

Diameter Range

Customized

Drilling Method

Impact Drilling

Shank Type

DHD Shank

Transport Package

Plywood Crate

Specification

Drill Bit

Trademark

PowerRoc

Origin

Changsha, Hunan, China

HS Code

8207190000

Production Capacity

10000 PCS/Year

Key features

Designed for tunnel and underground drilling conditions where stability and reliability are essential.

Reinforced steel body withstands repeated impact during continuous drilling operations.

Precision machining improves connection stability and drilling consistency.

Carbide button arrangement provides efficient crushing performance in hard formations.

Suitable for demanding environments requiring long operating cycles.

Different sizes and cutting structures are available for various drilling conditions.

Company profile

Hunan Powerroc Mining Technology Co., Ltd

Hunan Powerroc Mining Technology Co., LtdHunan, China

Business Type: Manufacturer/FactoryNearest Port: CNZOS, CNSHA, CNSZXAverage Response Time: ≤0.13h

About Our Factory & Business Background

AddressMingcheng Lvgu Smart Industrial Park, Renmin East Road, Changsha, Hunan, China

Registered Capital2,000,000 RMB

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsMining Products

Our Industry Experience & Global Business Record

Main MarketsSouth America, Africa, Eastern Asia, Eastern Europe, Mid East, Southeast Asia, Western Europe

Product Q&A

Q:Can this DHD bit be used for tunnel projects?

A:

Yes. It is suitable for underground tunnels, excavation and rock drilling operations.

Q:What factors affect drilling speed?

A:

Rock hardness, drilling pressure, flushing efficiency and bit design all influence drilling speed.

Q:Is this suitable for abrasive rock?

A:

Yes. Wear-resistant carbide buttons can be selected for abrasive formations.

Q:Can you provide different face designs?

A:

Yes. Flat, concave and convex face designs are available.

Q:How does DHD shank improve performance?

A:

It ensures proper connection with the hammer and helps transfer impact energy effectively.

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