THE APT CC190 INDEXABLE COUNTERSINK IS DESIGNED FOR CHAMFERING AND COUNTERSINKING APPLICATIONS. IT FEATURES A 3/4 INCH MAXIMUM CUTTING DIAMETER AND A 90-DEGREE INCLUDED ANGLE THAT IS NON-ADJUSTABLE. THIS TOOL HAS A CYLINDRICAL SHANK AND UTILIZES ONE CARBIDE, TRIANGLE-SHAPED INSERT. IT IS COMPATIBLE WITH TPGH STYLE INSERTS, SPECIFICALLY SIZE CODE 321, AND FEATURES A POSITIVE RAKE.