KYOCERA Indexable Square Shoulder End Mill, Helical High Performance, Series: MECH, 2 in Cutting Dia, 6.26 in Overall Length, 2.91 in Maximum Depth of Cut, BDMT Insert, 20 Inserts, Insert Compatibility: BDMT 170408ER-N3, BDMT 170408ER-N4, 3.46 in Head Length, 1-1/2 in Shank Dia, Straight Shank, 2.8 in Shank Length, ANSI Code: MECH 2000-W1500-17-5-4T, ISO Code: MECH 2000-W1500-17-5-4T, SB-4070TRN Insert Gage Screw, 90 deg Lead Angle, No, Steel