Replacement Driver Piston (Domed) for DFD270 Print The DFD2705 Replacement Piston (Domed) for the DFD270 is designed for use with all DEWALT 8mm head (including CSI) fasteners. Includes domed piston, replacement bumper, and replacement piston rings. Piston is replaceable tool-free in the DFD270 Read Less
