Description
Gearwrench 80425 3/8″ Drive Hex Bit Socket 4mm is designed for use with internal hex fasteners. Built with a heat-treated alloy steel socket base for added durability and long tool life, it features S2 steel insert bits for maximum strength. The socket is equipped with hard-stamped size markings and a double line (SAE) and knurled (metric) ring for easy socket identification. Its bright, full polish chrome finish resists corrosion and is easy to clean, ensuring reliability for long-term use.
Features:
- S2 steel insert bits offer maximum strength for demanding tasks.
- Heat-treated alloy steel socket base ensures durability and long tool life.
- Hard-stamped size markings for easy identification.
- Double line (SAE) and knurled (metric) ring for easy differentiation between standard and metric sockets.
- Bright, full polish chrome finish resists corrosion and is easy to maintain.
- Meets or exceeds ASME specifications for reliable performance.
Benefits:
- Maximum strength for tough applications with S2 steel insert bits.
- Durable design for extended tool life with the heat-treated alloy steel base.
- Easy identification of sockets with hard-stamped markings and distinct rings.
- Corrosion-resistant finish for easy maintenance and long-lasting clean appearance.
- Meets ASME standards for professional-grade quality.
Technical Specifications:
- Model: 80425
- Drive Size: 3/8″
- Socket Type: Hex Bit Socket
- Size: 4mm
- Material: S2 Steel Insert Bits, Heat-Treated Alloy Steel Base
- Finish: Full Polish Chrome





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