Skip to content
HEAVY-DUTY HOLIDAY DEALS: Start the Holiday Season with Savings Up to 50%. 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 03/01/27.
  • 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

Astro Pneumatic 78320 Nano Impact Bit Socket Set, 20 Piece, 3/8 Inch Drive Ultra-Low Profile Sockets, CM Steel with 17mm Hex Bodies, Metric Hex Torx, Triple Square Bits on Magnetic V12 Locking Rail

Item# 7399528
20 Pieces
Astro Pneumatic 78320 Nano Impact Bit Socket Set, 20 Piece, 3/8 Inch Drive Ultra-Low Profile Sockets, CM Steel with 17mm Hex Bodies, Metric Hex Torx, Triple Square Bits on Magnetic V12 Locking Rail

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.

Astro Pneumatic 78320 Nano Impact Bit Socket Set, 20 Piece, 3/8 Inch Drive Ultra-Low Profile Sockets, CM Steel with 17mm Hex Bodies, Metric Hex Torx, Triple Square Bits on Magnetic V12 Locking Rail

Click or Tap image to Zoom

$105.99

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • ULTRA LOW PROFILE NANO DESIGN: Integrated bit-and-socket construction creates an extremely compact 1-1/8 inch length that fits into tight engine bays and suspension areas, delivering stronger impact transfer and access where standard bit sockets or ratchets cannot reach
  • 20 PIECE IMPACT-RATED COVERAGE: Includes metric hex, Torx, and triple square sizes commonly required on European vehicles, giving technicians a complete specialty set for brake, drivetrain, and suspension fasteners that typically demand high torque and precise engagement
  • CHROME MOLY STEEL CONSTRUCTION: Forged from impact-rated Cro-Mo steel to withstand repeated high-torque use, resisting twisting and rounding under load while maintaining long-term durability for professional mechanics working on demanding automotive applications
  • 17MM OUTSIDE HEX FOR WRENCH USE: Each stubby socket features a 17mm external hex that allows turning with a gear wrench or standard wrench when a ratchet will not fit, enabling super-stubby access and expanding drive options in severely restricted workspaces
  • MAGNETIC V12 LOCKING RAIL: Includes a magnetic storage rail with 1/8-turn locking retention that secures sockets during transport, attaches firmly to toolboxes, and allows one-handed removal, keeping the full set organized and ready for fast workflow in busy shops

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

The Astro Pneumatic 78320 Nano Impact Bit Socket Set is a comprehensive 20-piece collection designed for maximum efficiency and durability. Featuring ultra-low profile sockets with a 3/8 inch drive, this set is crafted from high-quality CM steel with robust 17mm hex bodies. It includes a variety of metric hex, Torx, and triple square bits, making it versatile for a wide range of applications. The set is organized on a magnetic V12 locking rail, ensuring secure storage and easy access. Ideal for professional mechanics and DIY enthusiasts alike, this bit socket set combines compact design with exceptional strength and reliability.

What's Included

    (1) Unit

Features + Benefits

  • ULTRA LOW PROFILE NANO DESIGN: Integrated bit-and-socket construction creates an extremely compact 1-1/8 inch length that fits into tight engine bays and suspension areas, delivering stronger impact transfer and access where standard bit sockets or ratchets cannot reach
  • 20 PIECE IMPACT-RATED COVERAGE: Includes metric hex, Torx, and triple square sizes commonly required on European vehicles, giving technicians a complete specialty set for brake, drivetrain, and suspension fasteners that typically demand high torque and precise engagement
  • CHROME MOLY STEEL CONSTRUCTION: Forged from impact-rated Cro-Mo steel to withstand repeated high-torque use, resisting twisting and rounding under load while maintaining long-term durability for professional mechanics working on demanding automotive applications
  • 17MM OUTSIDE HEX FOR WRENCH USE: Each stubby socket features a 17mm external hex that allows turning with a gear wrench or standard wrench when a ratchet will not fit, enabling super-stubby access and expanding drive options in severely restricted workspaces
  • MAGNETIC V12 LOCKING RAIL: Includes a magnetic storage rail with 1/8-turn locking retention that secures sockets during transport, attaches firmly to toolboxes, and allows one-handed removal, keeping the full set organized and ready for fast workflow in busy shops

Key Specs

AttributeSpecification

item#

7399528

Brand

Astro Pneumatic Tool

Manufacturer's Warranty

Lifetime Limited Warranty

Ship Weight

5.0 LB
AttributeSpecification

Pieces (qty.)

20

Socket Set Type

3/8in. Drive Sets

Product Weight

5.0000 lb

Dimensions L x W x H (in.)

2.0 x 2.0 x 2.0 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.

Astro Pneumatic 78320 Nano Impact Bit Socket Set, 20 Piece, 3/8 Inch Drive Ultra-Low Profile Sockets, CM Steel with 17mm Hex Bodies, Metric Hex Torx, Triple Square Bits on Magnetic V12 Locking Rail
0.0 out of 5 stars.

Astro Pneumatic 78320 Nano Impact Bit Socket Set, 20 Piece, 3/8 Inch Drive Ultra-Low Profile Sockets, CM Steel with 17mm Hex Bodies, Metric Hex Torx, Triple Square Bits on Magnetic V12 Locking Rail

Item # 7399528

$105.99