Features:1) The best alloy steel and tungsten carbide tips2) Using the best copper welding3) Special heat treatments4) These coal round pick cutter bits are suitable replacements for"Kennametal&q
Features:1) The best alloy steel and tungsten carbide tips2) Using the best copper welding3) Special heat treatments4) These coal round pick cutter bits are suitable replacements for"Kennametal&q
Features:1) The best alloy steel and tungsten carbide tips2) Uses the best copper welding3) Special heat treatments4) These coal round pick cutter bits are suitable replacements for"Kennametal&qu
the product is being mainly used in coal mining , metal mining,stoning ,road construction and etc.we produce kinds of rock drilling tools and also we can make as the requirement of the customer specia