Seco Tools India [P] Ltd. Is the manufacturer of Polycrystalline Cubic Boron Nitride Cutting Tool for Grey Cast Iron. Seco Tools India [P] Ltd is an ISO 9001 and ISO 14001 certified company. The Polycrystalline Cubic Boron Nitride Cutting Tool for Grey Cast Iron encompasses the latest synthesis technological developments in its manufacture which, together with a fine, closely controlled grain size, gives optimum product homogeneity. The Polycrystalline Cubic Boron Nitride Cutting Tool for Grey Cast Iron offers long, consistent and predictable tool life, outstanding machined surface finishes and superb machined dimensional accuracies. When used to finish machine grey cast iron, this Polycrystalline Cubic Boron Nitride Cutting Tool for Grey Cast Iron gives significant improvements in achieving and maintaining strict surface finish, dimensional and tool life requirements.