HMR specializes in the production of PDC Concave drill bits, which find extensive use in diverse drilling applications, particularly within the oil and gas industry. PDC, an abbreviation for Polycrystalline Diamond Compact, denotes the advanced cutting technology employed in these drill bits.

HMR "concave" design feature indicates a distinctive curved cutting profile, offering significant advantages for specific drilling requirements. These drill bits are renowned for their exceptional durability and high efficiency when it comes to penetrating even the toughest and most abrasive rock formations.