4 mm Metric 3/8" Sq Drive Hex Socket - OTC Tools and Equipment

The OTC Tools 6172 4 mm Metric 3/8" Sq Drive Hex Socket is engineered for precision and durability in professional automotive and industrial environments. This specialized hex socket is designed to meet the rigorous demands of delicate fasteners and tight tolerances, providing reliable performance for hand-tool applications in a busy shop setting.

Key Features

• Professional-Grade Construction: Manufactured by OTC Tools and Equipment, this bit socket features high-quality materials to provide extended service life under frequent professional use.
• Precision 4 mm Hex Tip: Ensures a secure and accurate fit on metric hex fasteners, minimizing the risk of rounding and damage to both the fastener and the tool.
• 3/8" Square Drive: Compatible with standard 3/8" drive hand ratchets, extensions, and other manual drive tools commonly found in professional toolkits.
• Optimized for Hand Tool Use: This bit socket is specifically designed and warrantied for use with hand tools only. Use with impact tools will void the product warranty, with determination of damage subject to OTC evaluation and discretion.

Applications

This 4 mm metric hex socket is an essential tool for professional technicians and mechanics working on a variety of tasks requiring precise engagement with small metric hex fasteners. Common applications include adjustments on engine components, interior trim removal and installation, servicing electronic modules, and various light industrial machinery maintenance where delicate fastening is critical. Its robust design is well-suited for repetitive use in a professional shop environment.

Specifications

• Size: 4 mm Metric Hex
• Drive: 3/8" Square Drive
• Model Number: 6172