🔧 Elevate Your Tool Game with Precision and Style! Hardened CRM-72 tool steel ensures longevity and resilience. Comes in a rugged metal box for easy storage and transport. Choose between ESD safe or standard handle for optimal grip. Crafted with micro precision bits for unmatched accuracy. Compatible with standard fasteners across Slotted, Phillips, Torx, and Hex systems. ESD safe handle 27 precision bits 4mm hex drive The Wiha 75992 System 4 Precision Interchangeable Bit Set is a 27-piece collection designed for professionals who demand precision and durability. Featuring micro precision bits on a 4mm hex drive, this set is crafted from exclusive CRM-72 tool steel, ensuring extreme durability. The ESD safe handle provides added safety for sensitive electronic components, while the compact metal box makes it easy to carry and store. Perfect for tackling a variety of fasteners, this set is a must-have for any serious technician or DIY enthusiast.