Gaobeidian DongJun Industry Co Ltd is incorporated with researching and developing Horniness Alloy Circumvolution File and other Horniness Metal Clrcumvolution File.Gaobeidian Santong Industries Ltd.Co.Possesses well equipments and advanced process.We have been pursuing the policy of Recognition science and technology, Rigorous management”, redound on solicitude of social with high quality and low price. We will do our best for all-around apreading Horniness Alloy Circumvolution File and achieving mechanization of locksmith and sculpting in China. 
Production Characteristic: : 
★ High cutting rigidity(higher than HRC60). 
★ High wearable and high efficiency. 
★ No dust pollution.  
  Production Types::
■ 12 models, 78 specifications for Horniness Alloy Circumvolution,.File with ISO 7755-1984(E) Standard.
■ 10 models, 57 specifications for Horniness Alloy Grind Bitequivalent with ISO 7755 standard
■ Eesearch and manufacture as well as machining for various Horniness Alloy Circumvolution File.

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