SERIES 1TJ1N (TOP•ON STYLE) 0 DEGREE LEAD ENDMILL WITH 4 INDEXES Shoulder Channel Ramping Corkscrew Facing Coolant L1 D1 T1 .59 L1 D1 T1 Extension Number Wrench Ramp Cutter Number Nom. Dia. Adaption Length of Inserts Size Angle 1TJ1N-12015X8R01 1.250 M16 1.50 2 22mm 1.2 1TJ1N-15015X8R01 1.500 M16 1.50 3 22mm 1.1 Operating Guidelines on page 97. 59