Speed Ratches

SR500 
Ball type retainer, disc type reversing action, compact, lightweight design, ideal for automotive work. 

Specifications:
13mm bolt capacity. 
1/4?? NPT air inlet thread for 10mm air hose.
150rpm free speed. 
90psi air pressure. 
4CFM* air consumption, 
50ft/lbs torque. 
Front exhaust.
Overall length: 255mm. 

*Based on a 15 second cycle per minute average use.