Air Shovel 9150 Professional Handheld Pistol Gas Shovels Air Hammer Small Rust Remover Pneumatic Tools ,Easy to Use

- Coil spring retainer for fast and easy chisel changes. - High-performance motor, durable. - Intake air inlet volume can be adjusted according to actual needs. - Built-in power regulator and trigger control. - High impact frequency, power output stable and smooth. - After quenching, surface coating, durable fastening.