SML Tools has specialized in producing drill bits since 2008. We have complete line of PDC and carbide bits to take care of your drilling needs. Our bits are widely used in USA, Canada, Sweden, Finland, UK, Germany, Estonia, Poland, Russia, Ukraine, Moldova, Romania, Kazakhstan, Turkey, Iran, Australia, New Zealand, Chile and Brazil etc. 30 countries. We have got great reputation at home and abroad because of our excellent quality, very strict tolerance control and prompt delivery. We sincerely would like to offer you the superior bits with most competitive price throughout China. Look forward to your kind interests.