Part #: 1458

Locking Impact Socket Extensions

$26.87
In Stock & Ready to Ship

Order in the next 4h 32m to get it by July 08, 2026 with Expedited Shipping

  • Length: 12" (1/2" drive)
  • Professional-grade Cr-Mo steel withstands extreme torque from high-powered cordless impact wrenches
  • The slide locking sleeve guarantees sockets stay firmly attached inside deep engine bays
  • Industrial black phosphate coating stops rust and corrosion during harsh daily shop use
Type: Individual
Drive Size: 1/2"
Size: 12"
Guarantee 100% Satisfaction Guarantee
Support 30-Min Customer Service
Shipping FREE Shipping Over $125
Type: Individual Drive Size: 1/2" Size: 12"
Eliminate Dropped Sockets Completely
Locked-In Sockets 01

Eliminate Dropped Sockets Completely

Stop losing expensive impact sockets down deep engine compartments or buried frames. The heavy-duty quick-release sliding sleeve mechanically locks onto the socket detent ball, ensuring your tools stay firmly connected to the extension until you intentionally release them.

Engineered For Severe Impact Abuse
Durable Extensions 02

Engineered For Severe Impact Abuse

Forged from industrial-grade Chrome Molybdenum (Cr-Mo) steel and completely heat-treated, these extensions are built to handle daily punishment. They absorb the violent, high-torque rotational forces from heavy-duty pneumatic and cordless impact wrenches without twisting, shearing, or fracturing.

6pc set of locking impact extensions

Long Lasting Corrosion Defense

Designed for the harsh shop environment, each extension is treated with an industrial black phosphate coating. This rugged surface finish forms a barrier against moisture, motor oil, and heavy solvents, preventing rust and preserving the clean appearance of your tools.

Closeup of the knurled grip on the spring-loaded locking mechanism of an impact socket extension

Fast Smooth One Handed Operation

The outer spring-loaded locking collar features a knurled profile to maximize grip even when your hands are slick with oil. Simply pull back the sleeve to load or eject a socket instantly, streamlining your workflow during rapid size transitions.

Closeup of the knurled grip on the spring-loaded locking mechanism of two locking impact socket extensions

Securely Locked Sockets

The slide locking mechanism of our Locking Impact Extensions guarantees a secure socket attachment, eliminating the risk of sockets falling off.

Exploded diagram view of a locking impact extension

Built to Last a Lifetime

Our Locking Impact Extensions are rated to withstand a lifetime of heavy-duty professional use without twisting or deforming.

Specs & Details

Technical Specifications

Part # 1453: Individual / 3/8" / 3"
What's Included
1Ɨ 3/8" Drive, 3" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1590: Set / 1/2" / 3pc - 3" + 6" + 12"
What's Included
1Ɨ 1/2" Drive, 3" Locking Impact Socket Extension
1Ɨ 1/2" Drive, 6" Locking Impact Socket Extension
1Ɨ 1/2" Drive, 12" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1591: Set / 3/8" / 3pc - 3" + 6" + 12"
What's Included
1Ɨ 3/8" Drive, 3" Locking Impact Socket Extension
1Ɨ 3/8" Drive, 6" Locking Impact Socket Extension
1Ɨ 3/8" Drive, 12" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1592: Set / 3/8" + 1/2" / 6pc - 3" + 6" + 12"
What's Included
1Ɨ 3/8" Drive, 3" Locking Impact Socket Extension
1Ɨ 3/8" Drive, 6" Locking Impact Socket Extension
1Ɨ 3/8" Drive, 12" Locking Impact Socket Extension
1Ɨ 1/2" Drive, 3" Locking Impact Socket Extension
1Ɨ 1/2" Drive, 6" Locking Impact Socket Extension
1Ɨ 1/2" Drive, 12" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1458: Individual / 1/2" / 12"
What's Included
1Ɨ 1/2" Drive, 12" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1456: Individual / 1/2" / 3"
What's Included
1Ɨ 1/2" Drive, 3" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1457: Individual / 1/2" / 6"
What's Included
1Ɨ 1/2" Drive, 6" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1455: Individual / 3/8" / 12"
What's Included
1Ɨ 3/8" Drive, 12" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings
Part # 1454: Individual / 3/8" / 6"
What's Included
1Ɨ 3/8" Drive, 6" Locking Impact Socket Extension
Specifications
Material
Chrome Molybdenum (Cr-Mo) steel
Size Markings
Laser-etched
ASME Specification
ASME B107.110-2019
Country of Origin
Taiwan
Technical Drawings

Locking Impact Socket Extensions FAQ

Will the locking collar accidentally unlock when vibrating against parts? +

No, the internal spring tension is heavy-duty. The sleeve requires an intentional, firm pull back to release the socket, meaning it will not snap open or back off even when rattling hard against subframes, engine blocks, or brackets under full impact force.

Can I use these with standard chrome hand-ratchet sockets? +

Yes, they fit standard chrome sockets perfectly. However, because these extensions are engineered with high-strength Cr-Mo steel for high-impact tools, we strongly recommend pairing them with impact-rated sockets to ensure maximum safety and durability during heavy use.

Do these extensions twist or absorb all the torque from my impact gun? +

No, they deliver solid power transfer. The premium Cr-Mo steel is heat-treated to resist twisting under extreme load, ensuring the full rotational energy of your pneumatic or cordless impact tool goes straight into breaking the bolt loose.

What happens if the internal spring mechanism jams up with dirt and oil? +

It is fully covered under our limited lifetime warranty. The locking mechanism is tightly sealed to resist standard shop grime, but if it ever jams or fails to lock smoothly over years of daily shop service, just send us a quick photo for a free replacement.

General FAQs

What is the warranty for Olsa Tools’ organizers and tools? +

All information about our warranties can be found on ourĀ Warranty Page.

When will my order arrive? +

If your order is placed before 2pm MT, it will get shipped the same day, otherwise it will ship on the next business day.

Orders withĀ standard shippingĀ usually arrive within 5-10 business days (longer for rural areas) from when the order was placed.

Orders withĀ expedited shippingĀ typically take 3-5 business days to arrive.

How can I contact Olsa Tools? +

You canĀ contact usĀ at support@olsatools.com or call us toll free at 1-877-252-OLSA (6572).

I’m not happy with the product I purchased, can I return it? +

We offer a 90-Day Risk Free Trial period, if you’re not happy with your product, we pay for return shipping and you get your money back. No questions asked.

*Not applicable to international sales outside of North America.

What happens if customer service doesn’t reply to my inquiry within 30 minutes? +

We’ll refund your entire order if customer service doesn’t reply within 30 minutes during business hours.

Customer Reviews