Superior Parts 888-033 Aftermarket Piston Driver Compatible with Hitachi NV90AG

✅ Heat treated tool steel 6150 - Rockwell hardness 50-52
✅ Aerospace grade #2024 Aluminum piston
✅ Mechanically locked piston driver interface
✅ NV90AG Coil Nailer | NV90AGSM 3-1/2 Inch Coil Framing Nailer | NV90AG(S) Nailer