Description:【SIZE】1/2" (F) drive tools to 3/8" (M) drive sockets.【CR-V STEEL】Made from heat treated chrome vanadium steel with chrome finish for extra durability and corrosion-resistant.【SECURE HOLD ON SOCKETS】Chamfered ends and spring-loaded ball detent provides a secure hold onto sockets and prevents them from dropping.【PRACTICAL】Detent notches in drive ends grips onto ratchets and extensions making it a perfect fit for any industrial, mechanic, or construction work.【RADIUSED CORNERS】Radiused corners inside drive avoid stress concentrations that can cause cracking.
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