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GLEASON #7 STRAIGHT BEVEL GEAR ROUGHER Capacity: Longest cone distance 7 1/8", shortest 1" Largest pitch angle (shafts at 90 degrees) 80 degrees, smallest pitch angel 8 degrees. Work spindle: diameter of taper hole at large end 3 29/32"; Taper per foot 39/64"; Depth of taper 6", Diameter of hole through 3 1/16" Speeds & feeds :Feed rate (seconds per tooth) 3.5 to 46 Built in 1953. Used only on a government program, then placed into storage. |