Dual function design allows the two way extension to be used as a Standard Extension or as a 360? Swivel Universal Extension
- Set includes extensions in sizes 3/8", 1/2" & 1/4"
- Made of Chrome Vanadium Steel (CR-V)
- Outer diameter of each extension is:
- ?23mm for 3/8" Extension
- ?29.05mm for 1/2" Extension
- ?17.9mm for 1/4" Extension
- Overall length of each extension is:
- 78.23mm for 3/8" Extension
- 94.32mm for 1/2" Extension
- 56.7mm for 1/4" Extension
Astro Pneumatic 78817 3 Piece Two Way Swivel Universal Extension Set - 3/8", 1/2" & 1/4" 
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