pdc bits of oil field 1.specification:190.5mm 2.WOB:18~44 KN/mm 3.Rotate speed:100-150 r/min 4.blade:3.4.5.6.8 Features: Matrix PDC drilling bit1. Suit for drilling medium to medium-hard formations. 2. Medium parabolic profile and very light cutter density enhances the aggression of the bit. 3. Ourselves cutter to promote longer bit life for the formations with hard interbed layers. 4. Optimized ...
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