HB 739-1979 加工模具用直柄两齿锥形立铣刀D=9.5~44mm.pdf

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HB 739-1979 加工模具用直柄两齿锥形立铣刀 D＝9.5-44mm.pdf

HB 2198-1989 塑料、橡胶模具技术条件.pdf

HB 2198-1979 塑料、橡胶模具技术条件.pdf

HB 4575-1992 模具用矩形截面圆柱螺旋压缩弹簧.pdf

HB 2438-1979 加工模具用直柄三齿锥形立铣刀.pdf

HB 2440-1979 加工模具用锥柄三齿锥形立铣刀.pdf

HB 738-1979 加工模具用半圆头立铣刀 D＝6-20mm.pdf

HB 2441-1979 加工模具用直柄半圆头三齿锥形立铣刀.pdf

HB 738-1979 加工模具用半圆头立铣刀D=6~20mm.pdf

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