Klein Cushion-Grip 1/4" Nut Driver Hollow Shaft Driver-646-1/4
Klein Hollow Shank Nut Driver
Get to those deeply recessed nuts and bolts with Klein's hollow shank nut driver. The full hollow 6-Inch (152 mm) shaft fits over extra-long bolts and studs for most applications including stacked circuit boards. The comfortable Cushion-Grip⢠allows for greater torque and enables tool to be used for hours without fatigue.
- Reaches into deep recesses and fits over extra-long bolts and studs
- Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications
- Internal flanges provide solid, twist-resistant shaft anchor
- Premium chrome plated for smooth feel and corrosion resistance
- Made in USA
- Meets or exceeds applicable ASME / ANSI specifications
- Handle end is also color coded for easy identification
- Cushion-Grip⢠handle allows for greater torque and comfort
- Tip-IdentĀ® quickly identifies nut driver and size
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Product Information
Shipping & Returns
Shipping & Returns


Klein Cushion-Grip 1/4" Nut Driver Hollow Shaft Driver-646-1/4
Klein Cushion-Grip 1/4" Nut Driver Hollow Shaft Driver-646-1/4
Klein Hollow Shank Nut Driver
Get to those deeply recessed nuts and bolts with Klein's hollow shank nut driver. The full hollow 6-Inch (152 mm) shaft fits over extra-long bolts and studs for most applications including stacked circuit boards. The comfortable Cushion-Grip⢠allows for greater torque and enables tool to be used for hours without fatigue.
- Reaches into deep recesses and fits over extra-long bolts and studs
- Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications
- Internal flanges provide solid, twist-resistant shaft anchor
- Premium chrome plated for smooth feel and corrosion resistance
- Made in USA
- Meets or exceeds applicable ASME / ANSI specifications
- Handle end is also color coded for easy identification
- Cushion-Grip⢠handle allows for greater torque and comfort
- Tip-IdentĀ® quickly identifies nut driver and size
![]()
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Klein Hollow Shank Nut Driver
Get to those deeply recessed nuts and bolts with Klein's hollow shank nut driver. The full hollow 6-Inch (152 mm) shaft fits over extra-long bolts and studs for most applications including stacked circuit boards. The comfortable Cushion-Grip⢠allows for greater torque and enables tool to be used for hours without fatigue.
- Reaches into deep recesses and fits over extra-long bolts and studs
- Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications
- Internal flanges provide solid, twist-resistant shaft anchor
- Premium chrome plated for smooth feel and corrosion resistance
- Made in USA
- Meets or exceeds applicable ASME / ANSI specifications
- Handle end is also color coded for easy identification
- Cushion-Grip⢠handle allows for greater torque and comfort
- Tip-IdentĀ® quickly identifies nut driver and size
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