Model/Item Code: 3932. 9 Spline Bit Sizes: M4, M5, M6, M7, M8, M9, M10, M12, M14. Type: Impact Spline Bit Socket Set. Material: CR-V (Chromium Vanadium) sockets with hardened S2 steel bits. Durability: Built to handle impact tools and heavy-duty use.
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