This L-shaped extension bar wrench is forged from CR-V steel and features a high-temperature quenching and phosphating surface treatment. It offers high tensile strength, excellent hardness, superior toughness, and enhanced wear and deformation resistance. The heat treatment process further increases hardness and strength, significantly improving durability and suitability for high-torque applications.The socket drive head can be locked onto a ratchet wrench and extension bar for greater leverage and torque. The spring-loaded detent ball securely holds the socket in place, preventing it from falling.This extension wrench is suitable for automotive repair, machinery maintenance, DIY crafts, home maintenance, and industrial assembly.
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