Klein Tools 86939 Hex Adapter, Made in USA, for 1/4-Inch Square to 3/16 and 5/16-Inch Hex for Refrigeration Wrench, HVAC&R

Adapt any 1/4-Inch square wrench opening to 3/16-Inch and 5/16-Inch hex head sizes. This spring loaded ball bearing adapter locks securely into wrench. Fits Klein Refrigeration Wrenches 86938 and 68310 and provides an easy ratcheting action for hard to reach valves. Perfect for heating, AC, and refrigeration applications. Made in the USA. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.

• Hex Key provides access to 3/16-Inch and 5/16-Inch hard to reach valves
• Adapter fits 1/4-Inch square wrench opening
• Spring loaded ball bearing locks securely into wrench
• Fits with Klein Refrigeration Wrenches 86938 and 68310 for easy ratcheting action
• Made in USA
• Perfect for heating, AC, and refrigeration applications
• Black oxide coating