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Variable depth gullets provide more efficient chip clearance 4/6 Variable pitch teeth for reduced noise and improved performance Electron beam weld for stronger, longer lasting teeth Bi-metal construction for toughness and long life - 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 1- 3/4", 2", 2-1/2", 3" - 3/8" hex arbor - 1/2" hex arbor - pilot drill
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