Mayhew 16134 Metric Hex Dual Drive Bit Drive - 4mm 7/16

The Mayhew 16134 is a professional-grade 4mm metric hex dual drive bit designed for versatility and durability in demanding applications. Manufactured from premium S2 tool steel with a proprietary heat treatment process, this bit delivers superior strength and long-lasting performance.

Key Features:

• 4mm metric hex bit with 7/16" hex drive configuration
• S2 tool steel construction with proprietary heat treatment for maximum durability
• Titanium nitride (TiN) coating provides enhanced wear resistance and strength
• Precision-manufactured tip profile ensures positive fastener engagement and reduces cam-out
• Unique dual drive design compatible with both 1/4" square drives and 7/16" hex drives
• Can be driven by ratchets, socket spinners, box wrenches, or open-end wrenches

The dual drive capability makes this bit exceptionally versatile, allowing technicians to use whatever tool is most convenient for the job. The titanium nitride coating not only extends tool life but also provides visual identification in your toolbox.