Features: Save your time: These spare parts accessories are convenient to operate, suitable for most men and women to use, with them, you can save time and energy to repair your tool. Sturdy craftsmanship: These air nail gun parts are crafted by quality materials, which are reliable and sturdy, can be applied multiple times, are hard to rust or deform, can serve you for a long time. Specifications: Color: as the pictures shown Compatible with: Hitachi NR83A NR83A2 NR83A3 NR83A3S air nail gun parts Package includes: 9 Pieces of piston driver parts Notes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. Small parts included, please keep away from children.