Small Air Shovel: The air hammer kit comes with 4 types of shovels, suitable for shoveling, grooving, chiseling and punchingStable Performance: Shock absorbing spring can effectively cushion the vibration during the shoveling process, and the extended air cylinder has a larger air storage capacity, which brings more powerful power and improves the working efficiencySimple to Install: install the air shovel into the head of the air shovel, install the spring into the head of the air shovel and tighten it, then push the air shovel into the head to work, the air volume adjusting knob, clockwise for the air pressure is adjusted down, counterclockwise for the air pressure is adjusted upEfficient Work: Air hammer can produce up to 4500 blows per minute, air pressure is 0.63mpa, air consumption is 114L/min, note: air compressor pneumatic in 6-8kg to ensure stable power outputMaterial: Pneumatic chisels are used in all kinds of machinery maintenance, automobile maintenance industry, according to different working scenes to replace different spatula, spatula made of special materials, , long service life Specification: Material: Metal Size Chart: 13.5cmx14.5cm/5.31inchx5.71inch15cmx17cm/5.91inchx6.69inch22cmx14.5cm/8.66inchx5.71inch Package Includes: 1xLong Barrel Air Hammer Kit Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.