Astro Pneumatic 78810 1/2" Drive Torque Limiting Extension Bar Set, 8" Torque Sticks, 10 Pieces

Astro Pneumatic 78810 1/2" Drive Torque Limiting Extension Bar Set, 8" Torque Sticks, 10 Pieces

• The Astro Pneumatic 78810 Torque Limiting Extension Bar Set is a 10-piece 1/2" drive impact torque stick set designed to help accurately torque wheel nuts to recommended specifications. Made from durable chrome-molybdenum steel and color coded for quick identification, these 8" torque limiting extensions help increase efficiency while reducing the risk of over-tightening and damage caused by impact wrenches.
• Features
  • Accurate Lug Nut Torque Control – Helps torque wheel nuts to recommended torque values when used with an impact wrench.
  • Prevents Over-Tightening – Reduces the risk of wheel stud, lug nut, and wheel damage caused by excessive impact wrench torque.
  • 10-Piece Torque Range – Includes torque sticks from 65 ft-lbs to 150 ft-lbs for a wide range of vehicle wheel service applications.
  • 1/2" Drive Compatibility – Designed for use with 1/2" drive impact tools and sockets.
  • 8" Extension Length – Provides useful reach while limiting torque transfer to the selected rating.
  • Color-Coded Design – Each extension is color coded for fast torque identification.
  • Chrome-Molybdenum Construction – Built from Cr-Mo steel for strength and impact durability.
  • No Calibration Required – Designed for convenient use without routine maintenance or calibration.
  • Matte Finish – Durable finish helps resist wear and improves professional appearance.
• Set Includes
  • 65 ft-lbs / 90 Nm Torque Limiting Extension
  • 75 ft-lbs / 100 Nm Torque Limiting Extension
  • 80 ft-lbs / 110 Nm Torque Limiting Extension
  • 90 ft-lbs / 120 Nm Torque Limiting Extension
  • 100 ft-lbs / 135 Nm Torque Limiting Extension
  • 110 ft-lbs / 150 Nm Torque Limiting Extension
  • 120 ft-lbs / 160 Nm Torque Limiting Extension
  • 130 ft-lbs / 175 Nm Torque Limiting Extension
  • 140 ft-lbs / 190 Nm Torque Limiting Extension
  • 150 ft-lbs / 200 Nm Torque Limiting Extension
• Specifications
  • Manufacturer: Astro Pneumatic Tool Company
  • Part Number: 78810
  • Order Part Number: AO78810
  • Product Type: Torque Limiting Extension Bar Set
  • Drive Size: 1/2"
  • Extension Length: 8"
  • Number of Pieces: 10
  • Torque Range: 65 to 150 ft-lbs
  • Metric Torque Range: 90 to 200 Nm
  • Material: Chrome-Molybdenum Steel
  • Finish: Matte
  • Color Coded: Yes
  • Calibration Required: No
  • Product Line: AST
  • Product Group ID: AO00
  • UPC: 745227016631
  • Harmonization Code: 820420
  • Bin Code: FB122
  • Default Selling Unit: SET
  • Part Status: A
• Applications
  • Wheel nut torque limiting
  • Automotive tire service
  • Fleet maintenance
  • Repair shop wheel installation
  • Impact wrench lug nut applications
  • Preventing over-tightened lug nuts
• The Astro Pneumatic 78810 Torque Limiting Extension Bar Set is also commonly referred to as torque limiting extension bars, impact torque sticks, lug nut torque sticks, wheel nut torque limiters, 1/2" torque extensions, and impact torque limiter set.

Q: What torque range is included in this set?
A: The set includes torque limiting extensions from 65 ft-lbs to 150 ft-lbs.

Q: What drive size are these torque sticks?
A: Each extension is designed for 1/2" drive impact tools and sockets.

Q: Do these torque limiting extensions require calibration?
A: No. These torque sticks require no regular maintenance or calibration.

Q: What are these torque sticks used for?
A: They are used with impact wrenches to help prevent over-tightening lug nuts during wheel installation.