NBT30 DualContact End Mill Holder 1" CoolantPorts
NBT30 DualContact End Mill Holder 1/2" CoolantPorts
NBT30 DualContact End Mill Holder 1/4" CoolantPorts
NBT30 DualContact End Mill Holder 1/8" CoolantPorts
NBT30 DualContact End Mill Holder 3/16" CoolantPorts