► Austech | SP Tools - Bar Impact Extension

Extended Reach & Better Access Under Load SP Tools impact extension bars are built to reach fasteners in deep, obstructed, or hard-to-access areas without sacrificing strength, control & torque transfer. In busy workshops, losing time repositioning tools or stripping down components just to access a bolt isn’t practical. These extension...

Extended Reach & Better Access Under Load

SP Tools impact extension bars are built to reach fasteners in deep, obstructed, or hard-to-access areas without sacrificing strength, control & torque transfer. In busy workshops, losing time repositioning tools or stripping down components just to access a bolt isn’t practical. These extension bars help maintain workflow, improve access & keep impact tools operating efficiently across demanding jobs.

Explore the full range Socket Sets, pair with Impact Wrenches & expand setups using Impact Driver Accessories. See real-world use in A Day With An Automotive Mechanic Peninsula. Industrial Shed supplies impact extension bars Australia-wide with fast dispatch, reliable stock & trade-focused support—helping workshops stay productive when access becomes a challenge.

Designed for Trade, Workshop & Industry

Across mechanical, automotive & industrial environments, SP Tools impact extension bars are used where reach, alignment & consistent torque delivery are essential.

  • Automotive mechanics & workshop technicians

  • Diesel mechanics & heavy vehicle repairers

  • Fleet maintenance teams & service departments

  • Industrial maintenance crews

  • Machinery & equipment technicians

Shop SP Tools Impact Extension Bars by Category

Standard Length Extension Bars

Standard extensions provide added reach for general workshop use without compromising control or balance.

► Common drive sizes for everyday use
► Suitable for general servicing & repairs
► Maintains stable torque transfer

Long Reach Extension Bars

Longer extensions allow access into deeper engine bays, assemblies & tight working areas.

► Extended reach for difficult access points
► Ideal for engine & underbody work
► Reduces the need for component removal

Impact Wobble Extensions

Wobble extensions provide slight flexibility, allowing better alignment when direct access is limited.

► Improves access at slight angles
► Maintains control under load
► Useful for tight or offset fasteners

Heavy-Duty Impact Extensions

Built for higher torque applications where strength & durability are critical.

► Designed for high-torque impact use
► Suitable for heavy vehicles & machinery
► Built for repeated workshop use

For complete setups, add Impact Driver Accessories & support workshop capability Automotive & Mechanical.

Why Tradies Choose SP Tools Impact Extension Bars

In busy workshops, access is often the biggest limitation. SP Tools impact extension bars are designed to extend reach without compromising performance, helping tradies work efficiently in confined spaces.

► Extends reach into tight or obstructed areas
► Maintains torque transfer under load
► Built for repeated impact use
► Reduces the need for unnecessary disassembly
► Improves workflow efficiency in busy workshops
► Supports safer access to difficult fasteners

See how SP Tools stacks up in Kincrome vs SP Tools: Workshop Hand Tool Showdown

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  • SP Tools - 330mm Bar Impact Extension 3/4" Drive | SP24348
    SP Tools - 330mm Bar Impact Extension 3/4" Drive | SP24348
    SP Tools - Bar Impact Extension 3/4"Dr 330mm | SP24348 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 330mm Extension Specifications Weight: 1.29 kg Width: 350.0 mm Length: 44.0 mm Warranty: 6 MONTHS Additional Spec: 59.0 Why...
    $50.48
    $109.45
    $50.48
  • SP Tools - 100mm Bar Impact Extension 3/4" Drive | SP24345
    SP Tools - 100mm Bar Impact Extension 3/4" Drive | SP24345
    SP Tools - Bar Impact Extension 3/4"Dr 100mm | SP24345 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 100mm Extension Specifications Weight: 0.59 kg Width: 172.0 mm Length: 44.0 mm Warranty: 6 MONTHS Additional Spec: 59.0 Why...
    $26.91
    $58.55
    $26.91
  • SP Tools - 175mm Bar Impact Extension 3/4" Drive | SP24346
    SP Tools - 175mm Bar Impact Extension 3/4" Drive | SP24346
    SP Tools - Bar Impact Extension 3/4"Dr 175mm | SP24346 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 175mm Extension Specifications Weight: 0.88 kg Width: 250.0 mm Length: 44.0 mm Warranty: 6 MONTHS Additional Spec: 59.0 Why...
    $35.22
    $76.36
    $35.22
  • SP Tools - 75mm Bar Impact Extension 3/8" Drive | SP22345
    SP Tools - 75mm Bar Impact Extension 3/8" Drive | SP22345
    SP Tools - Bar Impact Extension 3/8"Dr 75mm | SP22345 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 75mm Specifications Weight: 0.09 kg Width: 139.0 mm Length: 19.0 mm Warranty: 6 MONTHS Additional Spec: 44.0 Why Buy...
    $7.50
    $19.09
    $7.50
  • SP Tools - 150mm Bar Impact Extension 3/8" Drive | SP22346
    SP Tools - 150mm Bar Impact Extension 3/8" Drive | SP22346
    SP Tools - Bar Impact Extension 3/8"Dr 150mm | SP22346 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 150mm Specifications Weight: 0.16 kg Width: 215.0 mm Length: 19.0 mm Warranty: 6 MONTHS Additional Spec: 44.0 Why Buy...
    $20.59
    $35.64
    $20.59
  • SP Tools - 250mm Bar Impact Extension 3/4" Drive | SP24347
    SP Tools - 250mm Bar Impact Extension 3/4" Drive | SP24347
    SP Tools - Bar Impact Extension 3/4"Dr 250mm | SP24347 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 250mm Extension Specifications Weight: 1.15 kg Width: 325.0 mm Length: 44.0 mm Warranty: 6 MONTHS Additional Spec: 59.0 Why...
    $59.50
    $91.64
    $59.50
  • SP Tools - 100mm Bar Impact Extension 1"Dr | SP25345
    SP Tools - 100mm Bar Impact Extension 1"Dr | SP25345
    SP Tools - Bar Impact Extension 1"Dr 100mm | SP25345 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 100mm Extension Specifications Weight: 1.01 kg Width: 186.0 mm Length: 54.0 mm Warranty: 6 MONTHS Additional Spec: 66.0 Why...
    $35.49
    $77.64
    $35.49
  • SP Tools - 250mm Bar Impact Extension 3/8" Drive | SP22347
    SP Tools - 250mm Bar Impact Extension 3/8" Drive | SP22347
    SP Tools - Bar Impact Extension 3/8"Dr 250mm | SP22347 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 250mm Specifications Weight: 0.25 kg Width: 315.0 mm Length: 19.0 mm Warranty: 6 MONTHS Additional Spec: 44.0 Why Buy...
    $21.42
    $48.36
    $21.42
  • SP Tools - 300mm Bar Impact Extension 1/2" Drive 300mm | SP23348
    SP Tools - 300mm Bar Impact Extension 1/2" Drive 300mm | SP23348
    SP Tools - Bar Impact Extension 1/2"Dr 300mm 300mm | SP23348 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 300mm Specifications Weight: 0.49 kg Width: 330.0 mm Length: 25.0 mm Warranty: 6 MONTHS Additional Spec: 44.0 Why...
    $58.36
    $90.36
    $58.36
  • SP Tools - 250mm Bar Impact Extension 1-1/2" Drive | SP26346
    SP Tools - 250mm Bar Impact Extension 1-1/2" Drive | SP26346
    SP Tools - Bar Impact Extension 1-1/2Dr 250mm | SP26346 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 250mm Extension Specifications Weight: 4.71 kg Width: 270.0 mm Length: 100.0 mm Warranty: 6 MONTHS Additional Spec: 100.0 Why...
    $286.42
    $617.27
    $286.42
  • SP Tools - 125mm Bar Impact Extension 1-1/2" Drive | SP26345
    SP Tools - 125mm Bar Impact Extension 1-1/2" Drive | SP26345
    SP Tools - Bar Impact Extension 1-1/2Dr 125mm | SP26345 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 125mm Extension Specifications Weight: 2.87 kg Width: 150.0 mm Length: 100.0 mm Warranty: 6 MONTHS Additional Spec: 100.0 Why...
    $204.74
    $441.64
    $204.74
  • SP Tools - 330mm Bar Impact Extension 1"Dr | SP25348
    SP Tools - 330mm Bar Impact Extension 1"Dr | SP25348
    SP Tools - Bar Impact Extension 1"Dr 330mm | SP25348 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 330mm Extension Specifications Weight: 2.63 kg Width: 420.0 mm Length: 54.0 mm Warranty: 6 MONTHS Additional Spec: 66.0 Why...
    $68.82
    $148.91
    $68.82
  • SP Tools - 250mm Bar Impact Extension 1"Dr | SP25347
    SP Tools - 250mm Bar Impact Extension 1"Dr | SP25347
    SP Tools - Bar Impact Extension 1"Dr 250mm | SP25347 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 250mm Extension Specifications Weight: 2.07 kg Width: 335.0 mm Length: 54.0 mm Warranty: 6 MONTHS Additional Spec: 66.0 Why...
    $56.51
    $122.18
    $56.51
  • SP Tools - 175mm Bar Impact Extension 1"Dr | SP25346
    SP Tools - 175mm Bar Impact Extension 1"Dr | SP25346
    SP Tools - Bar Impact Extension 1"Dr 175mm | SP25346 Key Features • Chrome Molybdenum Steel For Maximum Strength • Manufactured To Din Standards • 175mm Extension Specifications Weight: 1.55 kg Width: 265.0 mm Length: 54.0 mm Warranty: 6 MONTHS Additional Spec: 66.0 Why...
    $49.27
    $106.91
    $49.27

Built for Real Trade Applications

Automotive & Mechanical

Used to access bolts in engine bays, suspension components & underbody areas where standard tools cannot reach directly.

Construction & Site Work

On-site repairs often involve limited access. Extension bars help reach fasteners without repositioning heavy equipment.

Engineering & Fabrication

Extension bars assist in assembly work where access is restricted by design or component placement.

Maintenance & Industrial

Used in machinery servicing where components are enclosed or difficult to reach with standard tooling.

How to Choose the Right Impact Extension Bars

  • Choose the correct length based on access requirements
  • Match the drive size to your impact tool & sockets
  • Use wobble extensions when alignment is slightly off
  • Select heavy-duty options for high-torque applications
  • Avoid stacking multiple extensions where possible

Keep your setup organised with Tool Storage to ensure tools stay accessible & protected between jobs.

Trade Tip

Using a single, correctly sized extension provides better torque transfer & reduces flex compared to stacking multiple shorter bars.

Best Selling SP Tools Impact Extension Bars

  • Standard impact extension bars
  • Long reach extension bars
  • Impact wobble extensions
  • Heavy-duty impact extensions

Shop SP Tools Impact Extension Bars Online

Shop impact extension bars Australia-wide with Industrial Shed for better reach, improved access & reliable performance in demanding workshop conditions. Orders are backed by fast turnaround through Same Day Dispatch, while ongoing reliability is supported through Warranty & Parts Support—helping keep your tools working as hard as you do.

Frequently Asked Questions

When do mechanics rely on impact extension bars for access?

They are used when fasteners are positioned deep within assemblies or blocked by surrounding components that prevent direct tool access.

How do extension bars help reduce repair time in workshops?

They allow direct access without removing additional parts, helping mechanics complete jobs faster with minimal disruption.

What makes wobble extensions useful in tight working areas?

Wobble extensions provide slight flexibility, making it easier to align sockets on fasteners that are not perfectly straight.

Can extension bars handle high-torque impact work safely?

Yes, impact-rated extension bars are designed to handle high torque while maintaining strength & durability.

What should be considered when choosing extension bar length?

Use the shortest length that allows access while maintaining control, stability & efficient torque transfer.

Why do experienced tradies avoid stacking multiple extension bars?

Stacking increases flex, reduces control & can lead to inefficient torque delivery or premature tool wear.

Brands

SP Tools

SP Tools

► Austech | SP Tools - Bar Impact Extension

Extended Reach & Better Access Under Load

SP Tools impact extension bars are built to reach fasteners in deep, obstructed, or hard-to-access areas without sacrificing strength, control & torque transfer. In busy workshops, losing time repositioning tools or stripping down components just to access a bolt isn’t practical. These extension bars help maintain workflow, improve access & keep impact tools operating efficiently across demanding jobs.

Explore the full range Socket Sets, pair with Impact Wrenches & expand setups using Impact Driver Accessories. See real-world use in A Day With An Automotive Mechanic Peninsula. Industrial Shed supplies impact extension bars Australia-wide with fast dispatch, reliable stock & trade-focused support—helping workshops stay productive when access becomes a challenge.

Designed for Trade, Workshop & Industry

Across mechanical, automotive & industrial environments, SP Tools impact extension bars are used where reach, alignment & consistent torque delivery are essential.

  • Automotive mechanics & workshop technicians

  • Diesel mechanics & heavy vehicle repairers

  • Fleet maintenance teams & service departments

  • Industrial maintenance crews

  • Machinery & equipment technicians

Shop SP Tools Impact Extension Bars by Category

Standard Length Extension Bars

Standard extensions provide added reach for general workshop use without compromising control or balance.

► Common drive sizes for everyday use
► Suitable for general servicing & repairs
► Maintains stable torque transfer

Long Reach Extension Bars

Longer extensions allow access into deeper engine bays, assemblies & tight working areas.

► Extended reach for difficult access points
► Ideal for engine & underbody work
► Reduces the need for component removal

Impact Wobble Extensions

Wobble extensions provide slight flexibility, allowing better alignment when direct access is limited.

► Improves access at slight angles
► Maintains control under load
► Useful for tight or offset fasteners

Heavy-Duty Impact Extensions

Built for higher torque applications where strength & durability are critical.

► Designed for high-torque impact use
► Suitable for heavy vehicles & machinery
► Built for repeated workshop use

For complete setups, add Impact Driver Accessories & support workshop capability Automotive & Mechanical.

Why Tradies Choose SP Tools Impact Extension Bars

In busy workshops, access is often the biggest limitation. SP Tools impact extension bars are designed to extend reach without compromising performance, helping tradies work efficiently in confined spaces.

► Extends reach into tight or obstructed areas
► Maintains torque transfer under load
► Built for repeated impact use
► Reduces the need for unnecessary disassembly
► Improves workflow efficiency in busy workshops
► Supports safer access to difficult fasteners

See how SP Tools stacks up in Kincrome vs SP Tools: Workshop Hand Tool Showdown