US PRO INDUSTRIAL 9pc 3/8" Dr Extra Long Impact Spline Bit Socket Set M4 - M14
3/8" Drive: M4, M5, M6, M7. M8, M9, M10, M12, and M14. A nine piece set of extra long Spline bit sockets. • CR-V sockets with hardened S2 bits for enhanced durability. • Drive: 3/8".