GEARWRENCH 82539 Bit Socket, Hex, 3/8" Drive, Mid Length, Metric, 4mm Hex

• Mid-length hex bit for additional access to hard-to-reach fasteners
• S2 steel insert bits offer maximum strength
• Heat-treated socket bases provide lasting durability
• Double line (SAE) and knurled (metric) ring help easily identify standard and metric sockets
• Hard stamped size markings
• Bright, full polish chrome finish easily wipes clean and resists corrosion
• Meets or exceeds ASME specifications

Living up to the reputation of the brand, GEARWRENCH chrome bit sockets deliver unprecedented speed, strength, and access to almost any job. Large, hard-stamped markings allow for easy identification and can be easily recognized as SAE (double line) or metric (knurled line). Available in standard, mid, and long bit lengths, the chrome hex bit sockets include the most commonly used sizes. The bits are manufactured from S2 steel to the highest tolerances to guarantee a precise fit. GEARWRENCH sockets will get the job done.