US PRO 21PC INJECTOR SEAT & GLOW PLUG SHAFT MAINTENANCE SETThis 21 piece set contains tools required for the maintenance of diesel injector seats and glow plug shafts. It includes seat cutters, guides, a seal ring extractor, cleaning brushes and adaptors.• 3 Reamers (CR-MO): 15x19mm Flat, 17x17mm Flat and 17x17mm 30° Angled• 3 Conical sleeves for guide bolt 17/18.4/19 mm• Guide bolt for seat cutter with 19 mm external hexagon head• Seal ring extractor• Drive shaft with 6.3 mm (1/4 inch) hex bit holder for drill holder• Hex bit brush holder• 2 Brush heads 19.5 mm diameter• 2 Long, thin brushes for nozzle needle shaft• 6 guide plugs for closing the nozzle needle shaft• Guide plug holder for removal and installation
