Master Palm® Pneumatic.

3/8" ratchet wrench with mini housing operates at 420 rpm free speed with less than 1 pound weight. Master Palm mini straight inline ratchet wrench provides access to engage fasteners where other wrenches can't.  This pneumatic air ratchet wrench is the shortest in size in the market, featuring time saving operation in restrained space while it is light weight and can be carried in your overall pocket pants easily.

• Free Speed 420 rpm.
• Light Weight: Less than 0. 4kg
• Suitable for female and male tool users
• Reducing stress on your hand and writes, while having your job done right. Smart Rubber Jacket Design
• The rubber jacket increases holding strength by incorporating industrial texture design thermal rubber jacket.
• Palm Size Short Fit in the palm of the hand.
• Ratchet yoke designed provides additional strength
• 4.7" housing grip length shorten than the shortest stubby ratchet.
• Quiet Technology
• Fit in the palm of the hand. 
• Optional Muffler MSA-005A to purchase for noise reduction