Superior Parts SP HY00000018 Aftermarket Piston Driver Compatible with Makita AF505 / AF505N Replaces OEM HY00000018

Superior Parts SP HY00000018 Aftermarket Piston Driver Compatible with Makita AF505 / AF505N Replaces OEM HY00000018

Compatible with Makita AF505 / AF505N 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. | Rockwell Hardness Testing: Standard alloy drive hardness ranges between 56-59 HR along the shaft Driver is annealed at the threaded end to lower the hardness and make the material more ductile for improved shock resistance | All Superior Parts drivers are crimped at the aluminum base and can withstand a torque of 80 N-M (59ft-lb) before the aluminum shears off. Specifications: Material: Premium Grade Aluminum | Hardness: 59 HRC