Park Tool 3 Way Hex And Torx Wrench AWS-7 drumbeat21-540 CFC's or solvents and is

CFC's or solvents and is fully biodegradable

The included English-threaded taps precisely verify and repair the alignment of threads in the shell

the tool gives a loud "click" and will not turn the fastener any further

- Aero Optimized

Put simply

Park Tool 3 Way Hex And Torx Wrench AWS-7 drumbeat21-540 CFC's or solvents and isPark Tool introduced the bicycle world to the three way hex wrench over 40 years ago. Our Y shaped wrenches fit perfectly in the palm of your hand and provide excellent leverage, making them a favorite of mechanics in bike shops worldwide. The ergonomically shaped tool body features a glass fiber reinforced polymer center. Each wrench is made from heat treated industrial tool steel for long life, with chamfered tips for a perfect fit. The AWS 7