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INSULATED NUT DRIVER 3/16" - Klein Tools

Part #: KLN646-3/16-INS

The Klein Tools KLN646-3/16-INS Insulated Nut Driver is engineered for professional technicians and mechanics who prioritize safety and precision when working with electrical components. This 3/16-inch nut driver provides reliable insulation, offering protection against electrical shock up to 1000 volts, making it an essential tool for demanding electrical applications in both automotive and industrial settings.

Key Features

  • VDE Certified Insulation: Individually tested to exceed international standards for insulated tools, ensuring protection up to 1000V.
  • Precision 3/16" Nut Driver: Designed for accurate engagement with hex fasteners common in electrical and control systems.
  • Durable Construction: Features a robust shaft and tip for long-lasting performance in professional environments.
  • Comfort-Grip Handle: Provides enhanced torque and comfort, reducing hand fatigue during extended use.
  • Flame Retardant and Impact Resistant: The insulated handle and shaft are built to withstand harsh working conditions.

Applications

This insulated nut driver is an indispensable tool for professionals performing electrical work in various fields. It is ideal for safely tightening or loosening fasteners on terminal blocks, control panels, circuit breakers, and other live electrical equipment. Common use cases include automotive electrical system diagnostics and repair, industrial machinery maintenance, HVAC electrical installations, and general electrical contracting where adherence to safety protocols is paramount.

Only 1 left in stock - order soon

$27.15

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  • Model: 443251
  • Shipping Weight: 0.2lbs
  • UPC: 926446503076
  • Manufacturers Part #: KLN646-3/16-INS
  • Manufactured by: Klein Tools
  • Also Known As: KLN646-3/16-INS

This product was added to our catalog on Saturday 30 May, 2026.

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