IS: 4218-1967 ISO Matric screw threads:-Tolerances
Indian Standard Institution
IS: 4218-1967 ISO Matric screw threads:-Tolerances - I.S.I Manak Bhavan 1968 - 37
IS: 4218-1967 ISO Matric screw threads:-Tolerances - I.S.I Manak Bhavan 1968 - 37