M/R Mast Nut Torque Kit  
P/N: 407MRTK

This kit includes everything you need to torque the mast nut on the 407 main rotor except for the 600 lb torque wrench. It has a 3-1 torque multiplier, the torque reactor pin to hold a back up and the 1 1/4" 1 inch drive impact socket.
​It comes in a a padded, lockable case for storage and shipping to another base.

​The pin in the case is an upgrade from the pic showing the pin installed on the r/head.

Send me a pic of yours installed and I'll swap out the pics.
Don't forget to smile.