1.190 gas shovel - Purpose: suitable for sand removal and fanning of small castings before welding and for removing welding slag after welding. - Weld scar and rust removal: flat weld scar and rust removal head can be used for rust removal on uneven surfaces of mechanical equipment. - Key attributes: rust removal device, simple structure and high efficiency. - Applications: removes rust on car muffler tubes, the crumb of metal sheets, and welding slag. - Industry: automotive industry. 2.190 air shovel - Applications: suitable for baking paint, car repair, hardware, ceramic lighting, stone processing, wall treatment (construction industry), craft carving, polishing, and other operations. 3.The 190 air blade air inlet filter - Function: effectively filters impurities and prevents fine particles from entering the hull and damaging the machine. - Compatibility: can only be used when connected to the general air line. 4.The air inlet and oil filling - Design: the air inlet also serves as a pneumatic oil filling hole. - Maintenance: inject 2-3 CC pneumatic lubricant before and after daily use. - Procedure: after filling the oil, drain the machine for a few seconds. 5.190 air shovel - Power requirement: uses suitable compressed air.