SERIES 15B4M TOROID BUTTON END MILL, .75 IC BUTTON Ramping Corkscrew Pocket Facing Contour Shoulder L2 L1 D1 D2 R .375 L2 D2 D1 L1 Number Overall Shank Coolant Ramp Cutter Number Nom. Dia. Extension of Inserts Length Size/Style Thru Angle 15B4M-1502586R01 1.500 2.50 2 5.16 1.500" Weldon No 6.3 15B4M-15035S5R01 1.500 3.50 2 7.50 1.500" Cylindrical No 6.3 Operating guidelines on page 374. SERIES 15B4M (TOP-ON STYLE) TOROID BUTTON, TOP-ON, .75 IC BUTTON Ramping Corkscrew Pocket Facing Contour Shoulder L2 T1 D1 R .375 D1 Cutting L2 T1 Nominal Edge No. of Extension Thread Coolant Ramp Wrench Cutter Number Diameter Length Inserts Length Size Thru Angle Size 15B4M-15017X8R01 1.000 0.375 2 2.00 M16 No 6.3 22mm For Top-On shanks and adaptors, see pages 730-737. Operating guidelines on page 374. 252