This Pakistan Standard specifies the dimensions of parallel shank socket reamers and taper shank socket reamers manu factured to produce self-holding taper sockets for self-holding taper shanks of the following designations, and which are in accordance with PS 561:65. —metric Tapers No. 4 and No. 6 —Morse Tapers No. 0 to 6 inclusive. Values are given, in millimetres and inches, for the following dimensions of these tools —Gauge plane diameter d ; — Overall length L; —Cutting edge length I ; —distance from gauge plane to tool end/1; —diameter of shank d1. or Morse taper shank size. The taper on diameter is also shown. The shanks and driving squared of the tools are in ac cordance with PS 260:63. The morse taper shanks are in accordance with PS 561:65. Unless otherwise stated these reamers will be right hand cutting.
PS 1363-1975由PK-PSQCA 发布于 1975-1-1。
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