Description:

It'ses extensively used within the drilling of stainless steel plate, vehicle spring steel and die metallic. With high end, excessiveinding , the cutter is andle in use. 135-degree break up-factor tip starts drilling right away with much less pressure and eliminates. hohe hrte: es besteht aus m35-cloth mit 5% , hohe hrte, stabile leistung, ausgezeichnetetbarkeit, ausgezeichneteVerschleifestigkeit und hitzebestndigkeit.. High-qualityrial: this hss-co drill is manufactured fromal m35rial, containing five% cobalt, excessive hardness andd performance, cobalt metal prolongsing existence and maintainsing life after regrinding.