16ER/IR 16W External/Internal Threading Insert pack of 10

SELECT EXTERNAL AND INTERNAL CAREFULLY. High profile accuracy. Parameters are mentioned on the box’s back side suitable for mostly steel grades, stainless steel grades Prevents chip curling, thus less tool breakage. [’16W Internal threading insert’, ‘external threading insert 16W ER16-16w’, ‘Tabikut Inserts’, ‘Threading insert 16w’, ‘Threading Inserts’]