1. With the use of air compressor, air compressor power at least 1500W above 2. Heavy-duty chiseling, increased cylinder, strong and durable power, industrial-grade quality, excellent performance, high efficiency and long service life. 3. Special non-slip grip, easy to handle. 4. One-piece design knob switch, easy to operate. 5. Lightweight QH-6, suitable for a variety of faade beating operation, will be more relaxed, strong QH-8, suitable for plane beating operation Light weight type QH-6 Impact 2100 times/MIN Use of equipment: manual with the use of air compressor Scope of application: suitable for all kinds of stone litchi surface, concrete pavement, wall, bridge chiseling, road surface anti-skid chiseling surface Colour:Black Material:Metal Package Contents: 1 x Pneumatic chisel hammer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.