KLEIN | 646-1/2-INS
Insulated Nut Driver, 1/2-Inch Hex, 6-Inch

MFR PART #  646-1/2-INS
PART #  522589
Minimum 1 Each
Call for Availability


WARNING: Cancer and reproductive harm. See www.P65Warnings.ca.gov for more information.

Get those hard to reach nuts and bolts with Klein’s full hollow shaft nut driver for long bolt applications. Its two layers of insulation protect against electric shock and is individually tested to exceed standards. The bright orange outer coating is flame and impact resistant. Its high-dielectric white inner coating is bonded to the tool for extra toughness.


  • Individually tested to exceed the IEC 60900 and ASTM F1505 standards, for insulated tools, and clearly marked with the official 1000-volt rating symbol
  • Two layers of insulation provide protection against electric shock
  • Thick, exceptionally tough, high-dielectric white inner coating is bonded to the tool
  • A flame retardant, impact-resistant, bright orange outer coating
  • Hollow shafts make it possible to work on stacked circuit boards or other long bolt applications
  • Tip-Ident quickly identifies nut drier size
  • Cushion-Grip handles for greater torque and comfort

Specification Description

Type: High Leverage Ironworker’s Pliers
Application: Soft Annealed Rebar Tie Wire
Special Features: Spring Loaded
Overall Length: 9.375" (238.1 mm)
Material: Steel
Nose Type: Square
Jaw Length: 1.594" (40.5 mm)
Jaw Width: 1.25" (31.8 mm)
Jaw Thic 5/8" (15.9 mm)
Jaw Capacity: 1-3/8" (34.9 mm)
Knife Length: 0.781" (19.8 mm)
Joint Type: Hot Riveted
Handle Color: Blue
Handle Finish: Plastic
Handle Length: 7.375" (187.3 mm)
Insulated: No
Tether Capable: No
Weight: 1.1 lb (0.5 kg)


Length 11.3/8
Product Type NUT - DRIVER
Size / Capacity 1/2
UNSPSC Code 27111702

Spec Sheet

Spec Sheet

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