2014年1月29日星期三
Super-Hard Alloy Hollow Drill Introduction
Super-hard alloy hollow drill for a variety of brands of imported magnetic drill (magnetic drill) and general drilling, milling and boring machines and so on. Hollow drill ultra-carbide products and supporting the use of magnetic drill, drilling efficiency is 8 to 10 times the normal drill. Drill bits and rail tracks is supporting the use of rail drilling machine, also divided into high-speed steel and carbide series series. Both drills are essential Railway Maintenance drilling tool, which is characterized by the use of multiple cutting edges, wear resistance, high precision drilling, drilling efficiency compared with ordinary twist doubled. Rail tracks drill and drill uses a combination of three blades, the so-called three combination blade is a combination of several outer edge, the edge, the blade 3 blade made.
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