GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex Miniature Internal Tu r n i n g - Quick Guide A TinyMini-Turn - Solid carbide tools for small diameters turning Boring, profiling & chamferingTinyMini-Turn Min. bore diameter DMIN (mm) B Application Description & Application Shank Size 0 2 4 6 8 10 Page JBTBoring, profiling & chamferingø4 & ø7ø0.6 ø7 G055 C JBP Face grooving ø4 & ø7 ø2.8 ø5 G056 JBUBack boring & chamferingø7 ø5 G056 D JBC Boring & 45°chamfering ø7 ø5 ø6.8 G056 JBBBack boring ø4 & ø7 ø3 ø7 G057 E Threading F TinyMini-Turn Min. bore diameter DMIN (mm) Application Description & Application Shank Size 0 2 4 6 8 10 Page JBIThreading ø4 & ø7(Metric thread) ø4 ø7 G057 G Internal GroovingTinyMini-Turn Shank Groove Min. bore diameter DMIN (mm) H Application Description & Application Size width 0 2 4 6 8 10 12 14 15 Page JBGInternal Groovingø4 & ø7 0.5 - 2 ø2 ø6.8 G058 I JBF Face grooving ø7 1-3 ø6 ø15 G059 JBSFace grooving ø7 2 ø6(for shaft) G059 J JBR Boring & profiling ø7 1 ø5 ø6.8 G059 (full radius type) K L M Tungaloy G013