Dependable Piston Driver for Hitachi NV90AG Nail Gun Professional

 Piston Driver for Hitachi NV90AG. Aluminum is crimped into the Unilok grooves of the shaft to prevent unscrewing. Our patent-pending UNILOK piston/driver is to unscrew our Aftermarket Piston Driver Assemblies.

Features:

Heat treated tool steel 6150 - Rockwell hardness 50-52

Aerospace grade #2024 Aluminum piston

Mechanically locked piston driver interface

This part is compatible with following Hitachi model numbers:

NV90AG Coil Nailer

NV90AGSM 3-1/2 Inch Coil Framing Nailer

NV90AG(S) Nailer