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8-3/4" Medium-Hard Rock Targeted PDC Drilling Bit. Short parabolic design effectively reduces bit wear. Extended service life to cut overall drilling costs. Superior wear resistance to minimize cutter abrasion. Fast Delivery Time: Standard and customized models delivered within 10 to 15 days depending on order type. Wide Application Range: Suitable for oil & gas, coal bed methane, geothermal, hard rock mining, and water well drilling. OEM and ODM Services: Full customization available including customization from samples, designs, and minor adjustments. ISO Certified Quality: Manufacturing process certified under ISO9001:2015, ISO14001, and ISO45001:2018 standards.