1Simple to open bricks and chisel walls with this pneumatic hammer shovel tool, helps a lot in work 2The momentum is strong, and the work is not strenuous, allowing you to deal with it easily 3Designed to fit the palm size, not fatigued when holding and operating for a long time 4Strong tension spring have full elasticity and strong tension, which can effectively buffer the vibration generated by the expansion and contraction of the blade 5Using alloy steel material, possess high strength, good corrosion resistance, good low temperature performance Item Type: Pneumatic Hammer Shovel Tool Material: Alloy steel Model: KP-763 Impact Speed: 3500bpm Shovel Handle Diameter: Approx. 10mm / 0.4in Working Pressure: 6.2kg/cm 4 x Shovel Head 1 x Pneumatic Shovel 1 x User Manual 1 x Spring 1 x Connector(ship with random color)