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PDC diamond drill bit adopt PDC cutters as the cutting teeth, it is wear-resistant and high impact toughness. Due to the advanced feature, 75mm PDC diamond drill bits are widely used in hole drilling of coal mining and water conservancy.
Tydrillbits supply sizes of PDC diamond drill bits for hard rocks, such as 46mm, 60mm, 65mm, 75mm, 87mm, 94mm, 113mm, 133mm, 153mm etc. Welcome to contact us freely by robert@tydrillbits.com.
