Description Features: - Alloy steel cylinder shell, heat treatment cylinder piston, strong and durable. - Small size, light weight, stable operation and long service life. - Strong alloy steel spring, good elasticity, not easy to break, not easy to fall off, not deformation. - High performance core movement, high impact frequency and stable output. - Polishing handle, comfortable grip, hand-held operation flexible and convenient. - Filter inlet to prevent foreign objects from entering the machine. - Application for: cutting, drilling, rusting removal, chipping, and scraping, paint, auto repair, carving process, grinding and other operations. - With speed switch, speed can be adjusted according to need. - With 4 different alloy blades, it has high hardness, wear resistance and various functions. Product Weight: 2500 G / 88.19 Ounces Product Dimensions (L*W*H): 270*150*55 MM / 10.63*5.91*2.17 Inches Package Weight: 2500.0 G / 88.19 Ounces Package Dimensions (L*W*H): 270*150*55 MM / 10.63*5.91*2.17 Inches Retail Packaging: Yes, General Box Package include Model-TR9250/ Model-TR9190/Model-TR9150 Package Include: 1 x Air Shovel 4 x Chisel 1 x Spring 1 x Inlet Connector