5 Blades 17 1/2" S323 Steel Body PDC Bit for Sandstone Drilling
China 5 Blades 17 1/2" S323 Steel Body PDC Bit for Sandstone Drilling, Find details about China Pdc Bit, Steel Body Pdc Bit from 5 Blades 17 1/2" S323 Steel Body PDC Bit for Sandstone Drilling