Skip to content
PRICE DEMOLITION SALE: Hundreds of Job-Crushing Deals. Shop Now >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Free Gift Card on All Orders Over $100 See Details

Free Gift Card Details

$100 Order

$10
gift card

$250 Order

$25
gift card

$500 Order

$50
gift card

$1000 Order

$100
gift card
  • The promotion will be automatically applied on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
  • Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
  • E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
  • Free e-gift cards expire 11/01/26.
  • Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited-time offer. Subject to change without notice.
Print

STEELMAN 1/2-Inch Drive, 3/8-Inch Pinless Swivel Impact Extension, 6-Inch, Model# 79990

Item# 7321763
New1 Pieces
STEELMAN 1/2-Inch Drive, 3/8-Inch Pinless Swivel Impact Extension, 6-Inch, Model# 79990

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

STEELMAN 1/2-Inch Drive, 3/8-Inch Pinless Swivel Impact Extension, 6-Inch, Model# 79990

Click or Tap image to Zoom

$24.99

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • EXTEND YOUR REACH - Extending the length of the drive shaft allows access to tight spaces
  • PREMIUM QUALITY - Made from premium quality, heat-treated 4140 chromoly steel with black oxide finish
  • 1/2-INCH FEMALE DRIVE END - 1/2-inch female drive end accepts the most popular size of power tool used for driving
  • 3/8-INCH MALE END - 3/8-inch male end accepts all types of 3/8-inch impact grade sockets
  • MAXIMUM TORQUE TRANSFER - Pinless joint design transfers maximum torque from driver to socket

  • Prop 65 Warning: See Details

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

With the STEELMAN 79990 1/2in. Drive, 3/8in. Pinless Swivel Impact Extension, 6in. you'll be able to access hard-to-reach spaces where maximum power is needed. Made from premium quality, heat-treated 4140 chromoly steel with black oxide finish this extension is designed to hold up to long use. Compared to a universal joint design, the pinless joint design found on this adapter transfers more useable torque to fasteners while adding safety by preventing projectiles common to other designs in the event of accidental breakage. The swiveling head provides a high degree of flexibility, allowing for a wide range of applications.

What's Included

    (1) Extension Bar

Features + Benefits

  • EXTEND YOUR REACH - Extending the length of the drive shaft allows access to tight spaces
  • PREMIUM QUALITY - Made from premium quality, heat-treated 4140 chromoly steel with black oxide finish
  • 1/2-INCH FEMALE DRIVE END - 1/2-inch female drive end accepts the most popular size of power tool used for driving
  • 3/8-INCH MALE END - 3/8-inch male end accepts all types of 3/8-inch impact grade sockets
  • MAXIMUM TORQUE TRANSFER - Pinless joint design transfers maximum torque from driver to socket
  • WIDE RANGE OF MOTION - With a wide range of motion more angles are available to work from making it easier to reach fasteners

Key Specs

AttributeSpecification

item#

7321763

Brand

Steelman

Manufacturer's Warranty

Lifetime Limited warranty

Ship Weight

0.44 LB
AttributeSpecification

Pieces (qty.)

1

Drive Size

1/2 in

Product Weight

0.4300 lb

Dimensions L x W x H (in.)

6.0 x 0.99 x 0.99 in

Reviews

Questions & Answers

Questions

Warranty

Manufacturer's Warranty

Lifetime Limited warranty

Recently Viewed Items

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.

STEELMAN 1/2-Inch Drive, 3/8-Inch Pinless Swivel Impact Extension, 6-Inch, Model# 79990
0.0 out of 5 stars.

STEELMAN 1/2-Inch Drive, 3/8-Inch Pinless Swivel Impact Extension, 6-Inch, Model# 79990

Item # 7321763

$24.99