ISO 5609 6:2012 specifies the characteristics of tool holders for internal turning with cylindrical shank, style Q, i.e. with reduced shank and cutting edge angle equal to 107,5°.
These tool holders are primarily intended for indexable inserts made of hardmetal, ceramic or other cutting materials to be mounted by clamping and to be used for internal turning operations.
90.93 Standard confirmed
Apr 6, 2018