Treated hole saw having efficient slug removal
作者： Mirko Buzdum , Richard Capstran
DOI:
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摘要: A hole saw having efficient slug removal preferably includes a cup, shank portion and pilot cutting device. surface is formed on an open end of the cup. The inside surface, outside cup are given low friction treatment. fluoropolymer resin coating used for treatment applied by spraying thereof then heated to predetermined temperature set period time. cured when used. attached closed with any suitable fastening process. retains
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