BS 4500-4-1985 ISO limits and fits. Specification for system of cone (taper) fits for cones from C=1
标准简介
BS 4500-4-1985 ISO limits and fits. Specification for system of cone (taper) fits for cones from C=1-3 to 1-500, lengths from 6 mm to 630 mm and diameters up to 500 mm
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