Superior Parts SP EA0150 Aftermarket Piston Driver Assembly Compatible with Senco SFN1 Finishing Nailer

Superior Parts SP EA0150 Aftermarket Piston Driver Assembly Compatible with Senco SFN1 Finishing Nailer

Compatible with Senco SFN1 Finish Nailer | Manufactured from aerospace grade aluminum Designed with our UNI-LOK technology that hydraulically crimps the grooves of the shaft to ensure the piston driver never unscrews. The aluminum piston driver is heat treated to maintain strength and durability for excessive use and wear and tear. Driver is annealed at the threaded end to lower the hardness and make the material more ductile for improved shock resistance. | Rockwell Hardness Testing: Standard alloy drive hardness ranges between 56-59 HRC along the shaft. Specifications: Material: Premium Grade Aluminum | Hardness: 59 HRC The Superior Parts SP EA0150 is a generic replacement Piston Driver with O-Ring that’s compatible with Senco, SFN1 guns. Manufactured with our UNI-LOK technology that hydraulically crimps the grooves of the shaft to ensure the piston driver never unscrews. Drivers do not unscrew even at 80 N-M(59ft-lbs) during torque testing. The aluminum piston driver is heat treated to provide strength, durability and performance.