Skip to content
TOUGH JOBS DONE RIGHT: Serious Tools Up to 50% Off. Shop the Deals >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.
Print

Spyder Quick Change Bit Holder Extension — 12in. Length, 7/16in. Hex, Auto-Locking Sleeve, Impact-Rated, Model# 19178

Item# 7184990
1 Included
Spyder Quick Change Bit Holder Extension — 12in. Length, 7/16in. Hex, Auto-Locking Sleeve, Impact-Rated, Model# 19178

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.

Spyder Quick Change Bit Holder Extension — 12in. Length, 7/16in. Hex, Auto-Locking Sleeve, Impact-Rated, Model# 19178

Click or Tap image to Zoom

$24.99

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • 12" Extended Reach: Easily access recessed fasteners and hard-to-reach areas without sacrificing control.
  • Auto-Lock Retention: Spring-loaded sleeve locks bits automatically for quick, one-handed bit changes.
  • 7/16" Quick-Change Shank: Securely fits large hex shank driver bits and extensions for professional-grade stability.
  • Impact-Rated Design: Built to handle high torque output from impact drivers and drills.
  • Durable, Precision Build: Pro-grade construction ensures long life and consistent bit retention in any material.

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Compare

Product Summary

The Spyder™ 7/16in. Quick Change Bit Holder delivers extended reach, strength, and speed for demanding drilling and driving applications. Designed with an auto-locking sleeve for smooth, one-handed bit swaps, it keeps your workflow fast and frustration-free. The 12in. reach gives pros the power to drive through deep materials or tight spaces with confidence—while the rugged, impact-rated build stands up to the torque of today’s high-output drivers. Built for performance, precision, and pure efficiency—Spyder keeps you drilling smarter, not harder.

What's Included

    (1) Impact Driver Bit

Features + Benefits

  • 12" Extended Reach: Easily access recessed fasteners and hard-to-reach areas without sacrificing control.
  • Auto-Lock Retention: Spring-loaded sleeve locks bits automatically for quick, one-handed bit changes.
  • 7/16" Quick-Change Shank: Securely fits large hex shank driver bits and extensions for professional-grade stability.
  • Impact-Rated Design: Built to handle high torque output from impact drivers and drills.
  • Durable, Precision Build: Pro-grade construction ensures long life and consistent bit retention in any material.

Key Specs

AttributeSpecification

item#

7184990

Brand

SPYDER

Ship Weight

0.94 LB

Included (qty.)

1

Material

Chrome Vanadium Steel

Shank Style

Hex

Shank Diameter

7/16 in
AttributeSpecification

Magnetic Driver

Yes

Length

12 in

Set

No

Storage Type

None

Product Weight

0.9000 lb

Dimensions L x W x H (in.)

12.0 x 0.8 x 0.8 in

Reviews

Questions & Answers

Questions

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.