PDC bits are the new bits with the characteristics of high wear resistance, high impact resistance, anti-ramps, mud-pack, high penetration rate. After using on site, it proves that PDC bits have advantages in high speed, deep footage, long life, steady work, few accident, good well bore quality when sneaking in hard or soft foundation. Company independently developed the PDC drill bits have reached more than 30 varieties of products to meet the needs of different strata.