Name: Self Drilling Rock Bolt for Coal Mining and Tunneling Support
Uploaded: 2025-10-22T15:26:01+08:00
Description: Watch the Self Drilling Rock Bolt for Coal Mining and Tunneling Support video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.,Expanding Shell Rod Bar,Self Drilling Anchor,Self-Drilling Hollow Bar,Hollow Grouted Rock Bolt,Self Drilling Anchor Bolt

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Self Drilling Rock Bolt for Coal Mining and Tunneling Support Video,Demo, How It Works & Features 2025-04-09 4320
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Product Specifications

Model NO.:

hollow anchor bolt

After-sales Service:

After Received 1year

Warranty:

After Received 1year

Application:

Machine Parts

Certification:

Surface Treatment:

Yes

Technics:

Forged

Material:

Steel

Type:

Rock Bolt

Color:

Black,Silver

Capacity:

Strong

Tensile Strenghth:

>180kN

Size:

Customized Sizes

Diameter:

25mm,32mm,38mm

Head Type:

Round

Delivery Time:

5-15days

Yield:

400

Sample:

Avaliable

Quality Control:

100%

Tolerance:

+0/-0.2mm

Thickness:

2.75mm/3mm/3.5mm

Trademark:

Transport Package:

Pallet

Specification:

25mm, 30mm, 32mmm, 35mm, 40mm

Origin:

China

HS Code:

7308400100

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Self Drilling Rock Bolt for Coal Mining and Tunneling Support Video,Demo, How It Works & Features