1. PDC core bit is made by 1304 PDC cutter and steel;2. Have fast drilling speed in soft formation;3. We can supply PDC core bit with 46mm, 75mm, 94mm, 113mm, 133mm, 153mm, 175mm, 200mm etc with competetive price;4. Except for steel body PDC core bit, we also supply matrix body PDC core bit.