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Shandong Rock Drilling Tools Co., Ltd  

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Shandong Rock Drilling Tools Co., Ltd [China (Mainland)]


Business Type:Manufacturer
Country/Region: China (Mainland)

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China mining tools manufacturer & supplier

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  • Button bit

Button bit

The skirt body using the material of 45CrNiMnV(Chromium, Nickel, Manganese, Vanadium)alloy steel, taking the heat-inlay fasten buttons technology.

2009-11-22

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  • extension rod

extension rod

the special heat treatment for the rod's easy break parts, full carburizing of the steel rod, to improve the steel rod's bending resistance.

2009-11-22

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