HI F XN Type for Top Clamping F XN Type for Top Clamping HI XN Type Grooving for Internal, External, and Face Grooving Applications system capabilities minimum ( mm ) maximum ( mm ) width 0.79 9.53 O . D . /I . D . grooving depth 1.27 9.53 width 3.18 9.53 face grooving depth 3.81 6.35 internal grooving diameter 11.20 standard 23.90 face grooving diameter deep 47.60 width 1.57 6.35 deep O.D ./ I .D . grooving depth 3.18 12.70 width 3.18 6.35 deep face grooving depth 6.35 12.70 Recommended Cutting Conditions Cutting Speed ( Vc = m / min ) Feed ( fn = mm / rev ) Workpiece TTIP 30 TTIM 45 XNG XNGP SMDDC 80 -180 100 - 230 0.10 - 0.30 0.10 - 0.30 SCM 70 -150 80 - 200 0.10 - 0.30 0.10 - 0.30 177 GC/GCD 60 - 300 80 - 230 0.01 - 0.30 0.01 - 0.30 STS 50 -120 60 - 140 0.10 - 0.23 0.10 - 0.23 non - ferrous 60 - 300 150 - 910 0.01 - 0.30 0.01 - 0.30