Proto Duratek™ Nut Driver - 1/4" X 4" JN1404R-SBD

Proto's professional‑grade 14 mm metric hollow‑shaft nut driver from Proto’s rugged DuraTek™ lineup, engineered for demanding industrial, automotive, maintenance, and assembly applications. Its hollow/round shank provides extended bolt clearance, allowing long bolts and threaded studs to pass through the shaft for access to recessed fasteners. The ergonomic quad‑lobe handle with 360° textured grip delivers secure, comfortable torque control and reduced hand fatigue during prolonged use. Built with polished chrome plating over alloy steel and designed to meet professional ANSI/ASME hand tool standards, this metric nut driver is a reliable choice for technicians and tradespeople working in tight or hard‑to‑reach spaces.
Key Features
• Precision‑formed 14 mm metric hex tip engineered for accurate engagement and secure fastening of metric fasteners
• Hollow/round shank design allows extended bolt clearance for deep‑reach and recessed fastening tasks
• Ergonomic quad‑lobe handle with 360° textured grip offers secure, comfortable torque control and reduced hand fatigue
• Durable polished chrome finish and alloy‑steel construction resist wear and stand up to industrial use
• Impact and chemical‑resistant handle suited for rugged environments, including maintenance and assembly work
• Meets ANSI/ASME professional hand tool standards for quality, durability, and reliability
• Balanced ~7‑7/8″ overall length with ~2‑7/8″ shank for reach and control in confined spaces