Description
Heavy-duty Grey Pneumatic #5 spline impact extensions featuring an integrated lock-button socket retention system. Designed to securely hold spline sockets during high-torque impact applications while providing added reach for deep or obstructed fasteners. Available in 8 and 15 lengths; sold individually.
Features:
- Integrated lock-button socket retention helps prevent socket drop-off during use
- #5 spline drive for high-torque, heavy-duty impact applications
- Impact-rated chrome-molybdenum steel construction for durability and long service life
- Precision-machined for proper spline engagement and torque transfer
- Ideal for hard-to-reach fasteners where socket security is critical
- Available in multiple lengths to match application needs
Specs:
Drive Type: #5 Spline
Retention Type: Lock Button
Tool Rating: Impact-Rated
Available Extensions
5508E: 8 in. Length
5515E: 15 in. Length
Application:
Heavy-duty truck and trailer service
Tire, wheel, and hub service
Brake and suspension work
Industrial and fleet maintenance
Fitment
Fits #5 spline impact wrenches
Accepts #5 spline impact sockets




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