FIELD: automobile manufacture. SUBSTANCE: tool for making partial regular microrelief in openings is in the form of sleeve with radial openings. Balls are arranged in said openings uniformly along circle. Changeable supporting rod is placed in central opening of sleeve. Said rod is secured to sleeve by means of screw arranged in annular groove of rod. Opposite end of sleeve is in the form of cone stem. Such tool may be used in machine tools providing simultaneous rotation and translatory motion of rest. EFFECT: possibility for controlling depth and inclination angle of partial regular microrelief. 1 dwg
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