... 1.Professional manufacturers 2,processing with supplied drawings 3.Years of production experience 4.Strong technical support hard alloy brittleness is ... tools made whole, which are often made for different shapes of the blade, welding, adhesive, mechanical method such as the ... speed high 4 to 7 times, the life of cutter high 5 ~ 80 times. Manufacture of moulds, measuring tools, longer than the alloy ...