.401 PNEUMATIC.
Grey Pneumatic .401 Pneumatic Hammer Spring Retainer - CP
Grey Pneumatic .498 Pneumatic Hammer Spring Retainer - CP
Grey Pneumatic CH1003.401 Chuck w/ Insert Snap-On Air Hammers
Grey Pneumatic 10 Piece General Service Chisel Set - .401 Shank
Grey Pneumatic Corp. CH1001 .401 Chuck W/insert Cp Air Hammer, IR 117, 116, 115
Grey Pneumatic 1" Diameter Hammer 7" Length - .401