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7 Button 40mm Hard Rock Drill Bits For Mining

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Beijing Silk Road Enterprise Management Services Co.,LTD

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7 Button 40mm Hard Rock Drill Bits For Mining

Brand Name : OEM

Certification : ISO9001:2015

Place of Origin : CHINA

MOQ : 1 set

Price : Negotiation

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

Supply Ability : Based on the detailed quotation

Delivery Time : 10-20 days working days

Packaging Details : Wooden cases standard export package

Name : 32mm 7 button hard rock drill bits for mining

Material : Alloy steel

Type : Slotted bits, cross bits, button bits

Usage : Hole drilling

Applicable rock level : F=8~18

Application : Tunneling, mining,

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Product Description

40mm 7 button hard rock drill bits for mining

Drill bits are widely used in tunneling, mining, construction, stonework, transportation facility construction etc. For rocks with hardness F=15-18 Class, GL is suitable; for rocks with hardness F=12-15 Class, GA is suitable; for rocks with hardness F=10-12 Class, GB is the suitable.

Specification
Application	Tunneling, mining, construction, stonework engineering and transportation facilities etc.
Assemble	Connected to the H22 drilling rod.(Small end : 18×7° , Insertion depth : 30-33mm)
Rocks with hardness	GL:Granite, basalt(F=15-18) GA:Granite, quartz porphyry, siliceous schist, the hardest sandstone and limestone(F=12-15) GB:Dense granite, strong sandstone,limestone,quartz veins,sturdy conglomerate,iron ore(F=10-12)

Photos of 40mm 7 button hard rock drill bits for mining

Package of 40mm 7 button hard rock drill bits for mining

7 Button 40mm Hard Rock Drill Bits For Mining

Product Tags:

40mm Hard Rock Drill Bits

Rock Carbide Drill Bits

7 Button Rock Drilling Tools

7 Button 40mm Hard Rock Drill Bits For Mining Images

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