We specialize in manufacturing tungsten carbide products,such as rods, strips,burr blank, inserts,saw tips, drill tips and so on, including tungsten carbide teeth used for TCI Tricone BITs. If you have any requirement, please kindly contact me through email: hf6@cn-hongfeng.com We manufacture various tungsten carbide products with different dimensions according to customers' requirements. For more information about our product, please check our website.www.cn-hongfeng.com Thanks very much.