4.75-in (12.07-cm) PDC BIT – Right Turn Supply in partnership with Smith Bits designed and manufactured line of replaceable wing PDC (polycrystalline diamond compact) hole openers bring performance and reliability to consolidated rock bores. This 5-blade configuration delivers efficient cutting and smooth drilling performance in smaller diameter applications. Featuring a 2.875-in API Reg pin connection, it ensures stable operation and consistent drilling results.