Product Review

Superior Parts SP 888-033 Aftermarket 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 guaranteed to never unscrew our Aftermarket Piston Driver Assemblies. This part is compatible with following Hitachi model numbers: NV90AG Coil Nailer