Japanese Carbide Blade SKH-9 Heat Treated to Rockwell C Hardness 64-66 Typically used in making professional grade dies, taps, punches and tooling In field tests it lasts significantly longer than the US S7 Steel Aerospace grade #2024 Aluminum piston
Mechanically locked piston driver interface Aftermarket Max Nailer Piston Driver. This is a generic replacement driver without o-ring Compatible With Max SN883RH2 nail guns. This comes with a patent pending locking mechanism which will not allow the driver to unscrew from the piston. Aluminum is crimped into the unilok grooves of the shaft to prevent unscrewing. Guaranteed never to unscrew.