After more than two years process of modification and repeated tests, we now successfully develop a new kind of tapered button bits. Our new tapered button bits are featured with all new processing technology, unique steels of bit skirts and excellent quality of carbides.

During the past two years testing under various geological conditions in more than 10 countries, our new taper button bits show both performance and average life span are comparable with international leading brands, such as Sandvik or Atlas Copco, however, our price is lower by at least 30%, even 50%