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coal drill bit/coal bit/roof bolting bit - made-to-order

ISO9001., Specializes in producing and exporting all kinds of drill tools, Low price and supreme quality, carbide coal drill bit - more info check here: http://www.buyindustrialtools.com/coal-drill-bit-coal-bit-roof-bolting-bit-10189213/

Quick Brief

Place of Origin: Shandong China (Mainland) Brand Name: Z M Model Number: made-to-order Type: Drill Bit Machine Type: Drilling Tool Material: High Manganese Steel Processing Type: Forging Use: Coal Mining Certification: ISO9001

Product Features:

ISO9001.

Specializes in producing and exporting all kinds of drill tools

Low price and supreme quality

carbide coal drill bit

Business Terms:

Port: qingdao

Minimum Order Quantity: 6 Piece/Pieces

Supply Ability: 20000 Piece/Pieces per Month

Payment Terms: L/C,T/T,Western Union

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coal drill bit/coal bit/roof bolting bit
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Product Packagings & Delivery Terms:

Packaging Detail: wooden case

Delivery Detail: 1--35days

Specifications and Product Details:

coal drill bit/coal bit

Applications: Apply to the ancher-network support hole drilling in coal mine, hydraulic project,etc.

Characteristics:

1. High wear resistance and impact-resistanct toughness;

2 to repeat repair &greaning are not necessary; long drill life;

3 high efficiency could be promoted sharply in penetration of high-medium hard rock formation;

4 labour intensity could could be reduced.

5 Rock formation to be suitable t: f=4--12

3 wings; 2 wings ;

Product Description

The coal bits mainly used in coal and mine drilling.
We can do different measures according to customer's requirements.

Colliery Drilling ToolsMain Standard(mm)
DHLM
Thread joint274417M14×1.5
275417M12×1.75
285420M12×1.75
295218M14×1.5
305018M14×1.5
325222M14×1.5
325622M12×1.75
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