SERIES Z4SM, Z5SM FACE MILL ADAPTOR Coolant L2 L1 D3 D1 D2 D1 D2 L1 L2 D3 Nominal Flange Extension Pilot Mating Designation Diameter Adaption Diameter Length Height Keys Diameter Z4SM05SA-10 0.50 SK40 1.93 1.00 0.56 0.250 1.44 Z4SM07SA-10 0.75 SK40 1.93 1.00 0.68 0.312 1.75 Z5SM07SA-12 0.75 SK50 3.07 1.25 0.68 0.312 1.75 Z4SM10SA-12 1.00 SK40 1.93 1.25 0.68 0.375 2.75 Z5SM10SA-12 1.00 SK50 3.07 1.25 0.68 0.375 2.75 Z5SM12SA-12 1.25 SK50 3.07 1.25 0.68 0.500 2.75 Z5SM15SA-12 1.50 SK50 3.07 1.25 0.94 0.625 3.81 727