for internal thread turning ¬∑ for indexable insert 16 IR 1.5° ¬∑ Other technical properties Base: left ‚Ä¢ Ø d g7: 18mm ‚Ä¢ Indexable insert: 16 IR... ‚Ä¢ Ø D min: 24mm ‚Ä¢ Direction of rotation: right ‚Ä¢ l2: 34mm ‚Ä¢ l1: 170mm ‚Ä¢ Clamping screw: M3.5 x 8mm ‚Ä¢ h: 18mm