Seco Tools India [P] Ltd. Is the manufacturer of Solid Polycrystalline Cubic Boron Nitride Inserts. Seco Tools India [P] Ltd is an ISO 9001 and ISO 14001 certified company. The Solid Polycrystalline Cubic Boron Nitride Inserts are used for machining all surfaces. The inserts are used for grooving, copying, turning, plunging, face and internal machining. The Solid Polycrystalline Cubic Boron Nitride Inserts guarantees excellent surface finish and long tool life. These inserts are available in grade CBN10 and CBN200.