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WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Klein Tools 9 3/8" Silver/Yellow/Black Steel Cushion-Grip Nut Driver

Airgas Part #:K03640-5/8

Manufacturer Part #:640-5/8

$30.28 /Each
Package Size Options
$30.28 Each

Item Details

  • The Klein Tools coated nut driver tightens nuts and bolts easily and can get into smaller spaces that wrenches and ratchets can't reach. It makes wood, metal and electrical work easier in confined spaces. The full hollow shaft facilitates work on stacked circuit boards or other long bolt applications.


  • Entire shank plastic coated for circuit protection only. NOT INSULATED
  • Special plastic coating resists cutting, cracking, and chipping and thin coating permits use in confined areas
  • Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications
  • Internal flanges provide solid, twist-resistant shaft anchor
  • Made in USA
  • Premium chrome plated for smooth feel and corrosion resistance
  • 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-Ident® quickly identifies nut driver and size


  • Always wear approved eye protection
  • NOT insulated
  • Will NOT protect against electrical shock
  • NOT insulated Coating is intended for protection of circuits only

Product Attributes

Product Type

» Nut Driver

Size Description

» 9 3/8" OAL
» 5/8" Drive


» Steel


» Silver
» Yellow
» Black

Trade Name

» Cushion-Grip